When two mechanical waves have a displacement in the same direction, and they overlap, then the resulting wave would have a higher amplitude or displacement compared to the original waves. This is referred to as constructive interference.
Any position along the medium where the two interfering waves have a displacement in the same direction will experience constructive interference. Because both waves in this instance have an upward displacement, the upward displacement of the medium is higher than the displacement of the two interfering pulses. Any site where the two interfering waves are moved upward will exhibit constructive interference. But it can also be seen when the displacement of both interfering waves is downward. This is seen for two downwardly displaced pulses in the picture below.
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In humans, the presence of freckles (F) is dominant to the absence of freckles (f).
Two heterozygous individuals mate.
What are the genotypes of the two individuals?
What is the probability of them having a child with freckles?.
Since the two individuals are heterozygous, the genotypes they will have for freckles will be Ff for each. The probability of having a child with freckles will be 75%.
Heterozygous refers to the presence of two different forms of the allele for a trait. These two different alleles are actually the contrasting forms of a gene. For example, the trait height can have two contrasting alleles one for tall and one for dwarf.
Genotype refers to the genetic make-up or constitution of an organism. This genetic constitution can be for the entire genome or for any particular trait. The genotype also provides insight about the allelic combinations.
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Directions: Fill in the blanks.
Endocrine System
1. The endocrine system is made up of
2. An example of a hormone is
called the
3.
4. Hormone levels are controlled by
Nervous System
1. The
2. The nervous system and the
is the fight or flight hormone.
2. The
Body Systems
Circulatory System
1. The function of the circulatory system is
and nerves are part of the nervous system.
3. Red blood cells carry
4.
that make
which lowers blood sugar. It is made in a gland
clot the blood.
mechanisms.
is the major organ of the circulatory system. Its function is to
Respiratory System
1. The function of the respiratory system is
2.
is breathed in while
system are called the control systems.
White blood cells
is released as waste.
its correct meaning.
1. criteria pollutants
2. electrostatic precipitator
3. national ambient air quality standards
4. primary standards
5. secondary standards
6. wet scrubber
the six pollutants monitored under
the national ambient air quality
standards; they are carbon monoxide,
ozone, particulates, sulfur oxides,
nitrogen oxides, and lead
air pollution standards aimed at
protecting human health
a pollution control technology that
works by putting a negative charge on
particulates as they enter a smokestack
and then collecting them on a positively-
charged collection plate
establish maximum levels at which
certain pollutants can safely exist in the
air
air pollution standards aimed at
protecting the environment and
buildings
a pollution control technology that
uses a fine mist of water vapor to collect
particulates
mitte
E
Its correct meanings are given below.
1. Criteria pollutants: The six pollutants tracked by the national ambient air quality guidelines are lead, sulfur dioxide, ozone, particulates, and sulfur dioxide.
2. An electrostatic precipitator: is a pollution-control method that collects particles on a positively charged collection plate by applying a negative charge to them when they enter a chimney.
3. National ambient air quality standards: Establish maximum amounts at which specific contaminants can be present in the air without causing harm;
4. Primary standards: The most important requirements are those pertaining to air pollution and human health.
5. Secondary standards: Adequate rules for air pollution that safeguard the environment and structures
6. Wet scrubber: a pollution-control method that collects pollutants using a fine water vapor mist.
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Which two kingdoms contain producers, how about decomposers?
according to chargaff's rule of base pairing, which of the following is true bout DNA
According to Chargaff's rule of base pairing | A | = | T | and | C | = | G | are correct about DNA.
Chargaff's rule:
It states that in the DNA of any species or any organism, there is always equity in quantity between the bases A and T and between the bases G and C.
Where A is adenine, T is thymine, G is guanine, and C is cytosine
It is also known as Chargaff's ratio, which was discovered by Erwin Chargaff at Columbia University.
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Although part of your question is missing, you might be referring to this full question:
According to chargaff's rule of base pairing, which of the following is true bout DNA
a. |A| = |T|, and |C| = |G|
b. |A| = |C|, and |T| = |G|
c. |A| = |G|, and |T| = |C|
d. |A| = |T| = [C] = |G|
Please help with this. Thank you
In the following map, the highest recombination is seen between the E and G genes. They have the highest gene distance between them, which is 12 map units. The last option is the correct answer.
What is a recombination?Recombination between two genes takes place when there is enough distance between them for the genes to cross over. More is the distance, more is the chance, and less is the distance, less is the chance. When two genes are close to each other and don't allow crossing over, they are called "completely linked gene". Due to recombination, the variation is seen in the offspring. The crossing takes place during the pachytene stage of prophase I of meiosis.
Hence, the correct answer is the last option, as the maximum distance between E and G is seen, which is 12 map units.
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Compare and contrast exocrine and endocrine glands. Provide an example of an exocrine gland, an exocrine secretion, an endocrine gland, and an endocrine secretion.
After comparing exocrine and endocrine glands it can be said that the Exocrine manufactures and secretes its products outside the body, whereas the Endocrine manufactures and secretes its products into circulation.
Exocrine glands release their materials onto the surfaces of your body through ducts. Endocrine glands, on the other hand, discharge their chemicals right into your blood. We refer to them as ductless glands.
Sweat, salivary, sebaceous, and mucous glands are a few examples of exocrine glands. The pituitary gland, ovaries, testicles, thyroid, and adrenal glands are a few examples of endocrine glands.
Exocrine glands include your pancreas and liver. Through ducts in your digestive tract, your liver secretes bile. Pancreatic juices are secreted by your pancreas and enter your digestive tract through ducts. However, your pancreas and liver are also regarded as endocrine glands.
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s.How might mutations affect the cell cycle?
Answer:
How does mutation affect cell cycle? In most instances, the alteration of the DNA sequence will result in a less functional (or non-functional) protein. The result is detrimental to the cell and will likely prevent the cell from completing the cell cycle; however, the organism is not harmed because the mutation will not be carried forward.
Explanation:
Fill in the Blanks!
1) __ species - naturally originated in a given ecosystem and have become suited to the environment conditions there.
2) __ species - Species that migrate into an ecosystem or are deliberately or accidentally introduced into an ecosystem by humans.
3) __ species - nonnative species whose presence causes a decline in native populations. They outcompete native species because they have no natural predators or parasites in the new environment l, or they spread new diseases l.
Answer:
1-native species
2- nonnative species
3-invasive species
Explanation:
1- the species originated naturally and are therefore native.
2- the species is not native but was introduced deliberately and is most likely non-invasive
3- invasive species, because the species is threatening native species and widespread making it invasive.
Which best defines meroplankton?
O organisms that spend their entire life as plankton
O organisms that spend their larval or juvenile stage as plankton
O organisms that are holoplankton
Oorganisms that are phytoplankton
Organisms that are holoplankton. Meroplankton are a diverse group of aquatic organisms with life cycles that include both planktonic and benthic stages.
The larval stages of bigger organisms make up a major portion of the meroplankton. Holoplankton, which are planktonic organisms that remain in the pelagic zone as plankton during their entire life cycle, can be compared with meroplankton.
Many meroplankton go on to the nekton or adopt a benthic (typically sessile) existence on the bottom after spending some time in the plankton. Benthic invertebrate larval stages make up a large component of planktonic populations. For many benthic invertebrates, the planktonic larval stage is very important for the dispersal of their young.
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In a certain population of rabbits, the allele for brown fur is dominant over the
allele for white fur. If 10 out
of 100 rabbits have white fur, what is the allele
frequency for the recessive allele?
The Hardy-Weinberg equation is:
[homozygous dominant]2 + 2[heterozygous] + [homozygous recessive]? = 1
A. 0.32
B. 0.90
C. 0.10
D. 0.95
Answer:
b because 2+2+675474 then divide ➗ and multiple then you will get 90
transcript and translate this code ATG-CTC-AAT-CGT-ATG-TGG-CTA-TTC-TAA
Answer:
UAC-GAG-UUA-GCA-UAC-ACC-GAU-AAG-AUU
Tyrosine, Glutamic Acid, Leucine, Alanine, Tyrosine, Threonine, Aspartic Acid, Lysine, Isoleucine.
Explanation:
First, let's understand what translation and transcription is. :)
Transcription (in simple terms) Taking 3 codons (or sequence) of DNA and turning it into an RNA codon.
Translation - Turning the RNA codon into an amino acid :)
ok now, let me explain a little bit more,
Apples Under Trees
Cars in Garages
That probably makes no sense.
A(Adenine) goes with T(Thymine)
C(Cytosine) goes with G(Guanine)
BUT
The U(Uracil) in RNA transcription replaces the T.
In RNA it goes
A(Adenine) goes with U(Uracil)
C(Cytosine) goes with G(Guanine)
T(Thymine) is still A(Adenine)
THERE IS NO T IN RNA CODONS
Ex: ATG would be UAC.
Now! we will use this fun thing called a codon chart that I will send a picture of for the translation part.
Let us use UAC for this
First, the big bold 4 letters is what we will start with. Find U.
Now go down one with the slightly less bold letters. Find A
Then go to the last bold letters find C.
We landed on Isoleucine yay! :D
hope that helped
Look at sucrose, a disaccharide, and cellulose, a polysaccharide, on the carbohydrate page. How do you think these two molecules were formed?
Answer:
don't worry i help you
Explanation:
Glucose and fructose are linked to form sucrose.
Cellulose is a polymer of glucose.
Sucrose and cellulose monomers are linked through a glycosidic bond to form disaccharides and polysaccharides respectively.
because each old strand of the parent molecule serves as a(n) ____________ for and is present in each new daughter strand, the process of dna replication can be described as ____________ .
Answer:
The process of DNA replication can be summarized as follows: DNA unwinds at the origin of replication. Helicase opens up the DNA-forming replication forks; these are extended in both directions. Single-strand binding proteins coat the DNA around the replication fork to prevent rewinding of the DNA. Hope this helps you with the question young lad
Explanation:
heat from earths ____ can cause rocks to ____ and move like putty
Answer:
hey sophia hyyyy hru doinh
4.
How are cell membrane’s best described? (READ choices carefully!)
a double layer of phospholipid molecules with hydrophobic tails directed towards the cytoplasm of the cell
a single layer of phospholipid molecules with water molecules attached along one side
a double layer of phospholipid molecules with hydrophilic heads directed towards each other.
A double layer of phospholipid molecules with hydrophobic tails oriented towards each other.
Answer:
C. A double layer of phospholipid molecules with hydrophobic tails oriented towards each other.
Explanation:
PNS ( Periperal Nervous System) Detects _____.
All Correct Statements Pertaining to the Dihydroxyacetone Phosphate Reaction Step in Glycolysis.
ATP is Needed to Generate Dihydroxyacetone Phosphate.
Fructose is Needed to Generate Dihydroxyacetone Phosphate.
Glucose-6-Phosphate is Needed to Generate Dihydroxyacetone Phosphate.
Inorganic Phosphate is Needed to Generate Dihydroxyacetone Phosphate.
None of the Statements are Correct.
All Correct Statements Pertaining to the Dihydroxyacetone Phosphate Reaction Step in Glycolysis
Conversion of dihydroxyacetone phosphate in glycolysis requires glucose-6-phosphate to generate dihydroxyacetone phosphate. So the correct option is C.
What is glycolysis?Glycolysis is the process of forming pyruvate from the catabolism of glucose molecules. This process creates ATP, NADP, and FADH₂ molecules. The dihydroxyacetone phosphate (DHAP) reaction step involves the conversion of DHAP to glyceraldehyde-3-phosphate (G3P) by the enzyme triose phosphate isomerase. This enzyme catalyzes the isomerization of a tri-carbon sugar to another tri-carbon sugar (G3P).
Dihydroxyacetone phosphate is in the glycolytic pathway and, along with glyceraldehyde-3-phosphate, is one of two products formed when fructose-1,6-bisphosphate is broken down. It is readily and reversibly isomerized to glyceraldehyde-3-phosphate.
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HELP ME WITH THIS PLEASE I HAVE TO TURN IT IM TMR!!
Answer:
the answer is your mom&
Explanation:
slay
The yew tree is a rare and slow-growing tree. Paclitaxel is an anticancer compound obtained from the bark of the yew tree. The extraction of the compound is expensive and damages the yew tree. Scientists have isolated and grown stem cells from a yew tree that could be used to produce paclitaxel.
The statement that best describes an advantage of using stem cells from a yew tree to produce paclitaxel is option A:Stem cells can be grown and reproduced in a laboratory.
What does the yew tree represent?Old yew trees' drooping limbs can take root and grow new trunks where they contact the ground. As a result, in Celtic culture, the yew came to represent both death and resurrection. The toxicity of the tree's needles in particular will also have been known to the Celts.
Note that Yew trees were seen as both omens of doom and symbols of immortality. Yew branches were traditionally carried on Palm Sunday and during funerals for many centuries and can be grown in the laboratory.
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See full question below
Q.
The yew tree is a rare and slow-growing tree. Paclitaxel is an anticancer compound obtained from the bark of the yew tree. The extraction of the compound is expensive and damages the yew tree. Scientists have isolated and grown stem cells from a yew tree that could be used to produce paclitaxel.
Which statement describes an advantage of using stem cells from a yew tree to produce paclitaxel?
answer choices
Stem cells can be grown and reproduced in a laboratory
Stem cells can differentiate into cells of a different species.
Stem cells from plants are more useful in producing animal protein.
Stem cells from plants are less likely to cause unfavorable mutations than stem cells from animals.
The body fluid of sharks has a much lower concentration of sodium chloride than that of the surrounding seawater, and sharks are able to remain in osmotic equilibrium with the external environment. How can this be the case?
The body fluid of sharks has a much lower concentration of sodium chloride than that of the surrounding seawater, and sharks are able to remain in osmotic equilibrium with the external environment. Sharks store enough urea to match the total solute concentration of the surrounding seawater
An osmoconformer's internal bodily fluids are best described as having about the same total solute concentration as the surrounding environment. The sharks may use their amazing capacity to absorb ammonia to increase their urea reserves. The fish, which are scavengers, frequently go extended periods without eating, depriving themselves of the raw protein source necessary to keep their tissues' urea levels at a healthy level.
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if all the kinetochores are not attached to spindle fibers, then what would we likely observe in the cell?
The kinetochores are not connected to spindle fibers, then what could we possibly study inside the cellular the sister chromatids remain together, delaying anaphase.
The kinetochore is a complicated shape that establishes the attachment of spindle microtubules to chromosomes and is consequently crucial for devoted chromosome segregation.
The kinetochore performs an crucial function in facilitating chromosome segregation in some unspecified time in the future of mobile department. This big protein complex assembles onto the centromere of chromosomes and permits their attachment to spindle microtubules all through mitosis.
The number one difference amongst centromere and kinetochore is that centromere is the location in which the two sister chromatids are held collectively after the replication of chromosome in which kinetochore is the protein complicated on the chromosome in which spindle fibers are connected throughout cell branch.
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what is the most common geological feature that is not located on a plate boundary?
A virus mutates, and therefore it has which of the following traits of living things? (1 point)
O It grows and develops.
OIt is made of cells.
OIt evolves.
It uses energy
How has the flow of carbon changed between the atmosphere and the ocean?
The flow of carbon between the atmosphere and the ocean changed in the following ways-
The concept sounded straightforward enough: the oceans would absorb more carbon dioxide the more it was released into the atmosphere by burning fossil fuels. The ocean would keep soaking up more and more carbon dioxide until ocean warming caused ocean circulation to shut down. When the water trapped at the surface became saturated, the ocean's uptake of carbon would slow down.
The ocean, however, also contributes to the slightly faster carbon cycle. Carbon dioxide gas dissolves in and ventilates out of the ocean in a constant exchange with the atmosphere at the surface, where air meets water. As soon as carbon dioxide enters the ocean, it combines with water molecules to release hydrogen, increasing the ocean's acidity. Bicarbonate ions are created when the hydrogen reacts with the carbonate left over from rock weathering.
Prior to the industrial revolution, the ocean released carbon dioxide into the atmosphere in an equal amount to the carbon it absorbed from rock weathering. The ocean now removes more carbon from the atmosphere than it produces, however, as a result of rising atmospheric carbon concentrations. The ocean will eventually absorb up to 85% of the excess carbon that mankind have added to the atmosphere by burning fossil fuels, but because the process depends on the passage of water from the ocean's surface to its depths, it will take millennia to complete.
The rate at which the ocean removes carbon dioxide from the atmosphere is in the meantime governed by winds, currents, and temperature. Over the few thousand years between the ice ages, it is likely that variations in ocean temperatures and currents helped take carbon from and subsequently restore carbon to the atmosphere.
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Saltwater Ecosystem Concept
Saltwater Ecosystem Concept
They are called ecosystems. oceanic where the oceans are included, seas, marshes and others. salt water shows variations in concentration of soluble salts and minerals, on the contrary of freshwater ecosystems.
It is known that marine ecosystems include waters with a high concentration of salts; in this group are: seas, oceans, marshes and coral reefs, among others.
Drag each tile to the correct box.
Beginning with the flow phase, arrange the biochemical processes in the order in which they occur during the menstrual cycle.
FSH and LH stimulate the follicles to develop and the oocyte to produce estrogen.
A breakdown of corpus luteum causes progesterone levels to drop.
A spike in LH causes the follicle to rupture.
The endometrial lining breaks down and low levels of estrogen stimulate the pituitary to release FSH and LH.
Rising estrogen levels suppress FSH production and development of other follicles.
High progesterone levels maintain the endometrial lining of the uterus.
The menstrual cycle begins with a change in hormonal level and maintaining the endometrial lining of the uterus.
How does hormone level change during the menstrual cycle?The endometrial lining is a breakdown, and low levels of estrogen cause to stimulate the pituitary to release FSH and LH, this hormone stimulateing follicles for developing oocytes to produce estrogen.
When estrogen level is at a peak, suppresses FSH production and develops other follicles, a gradual increase in LH causes the follicle to rupture then high progesterone levels maintain the endometrial lining.
Therefore breakdown of the corpus luteum this progesterone levels to drop and complete the cycle.
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What are the 7 characteristic of living things?
Answer:
(MRSGREN)
M - MOVEMENT
R- RESPIRATION
S- SENSITIVITY
G- GROWTH
R- REPRODUCTION
E- EXCRETION
N- NUTRITION
The seven characteristics of living beings: MRS.GREN
What is mrs.gren?
All living beings have some characteristics that they perform that deem them living being. These characteristics are how living and non living beings are differentiated.
The term MRS.GREN is used to recall the seven characteristics;
M- (movement) all living things have wide range of movements.
R- (reproduction) reproduction is a way that living things used to produce new organisms of their kind.
S- (respiration) In most living things, oxygen is used to oxidize nutrients and CO2 is produced as a result of such.
G-(growth/develop) young living things grow and develop into adults.
R-(responsiveness) Living beings respond to their surroundings in a way non living beings do not. They are sensitive to light, heat and all the changes that occur around them.
E-(excretion) All metabolic waste and non useful wastes are eliminated from the body of an organism in this process.
N- (need/ nutrition) all living things need nutrients to survive and function on a daily basis.
Therefore, mrs.gren is the 7 characteristics of life.
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HELP PLEASE
The Loop of Henle is important for Homeostasis of the body's internal environment because it regulates the concentrations of water and salt in the body tissues
True
False
If urine is too dilute, water is placed back into the urine for excretion, regulating the concentration of salt
True
False
If urine is too concentrated, salt is placed back into the urine, regulating the acid base balance of the body tissues and blood stream
True
False
The complementary DNA sequence of AATTCG is:
Answer:
Complementary DNA sequence of AATTCG is: TTAAGC
In a DNA sequence A forms complementary double hydrogen bond with T & G forms triple hydrogen bond with C.
Both the nucleotide stands in DNA are antiparallel so they form complementary base pairs.