how did the invention of the microscope contribute to our understanding of the cells?

Answers

Answer 1

Answer:

With the development and improvement of the light microscope, the theory created by Sir Robert Hooke that organisms would be made of cells was confirmed as scientist were able to actually see cells in tissues placed under the microscope.

Explanation:


Related Questions

100 POINTS PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

Liar Its only 50 points

Explanation:

Answer:

I agree!! :))

Explanation:

explain how carbon dioxide is cycled between the tree and fox. name the specific processes involved.

Answers

Answer:

When the fox takes in the oxygen and throws out carbon dioxide as a waste material than the tree also takes in carbondioxide and throws out oxygen as an waste material than look at the interrelationship between the two living organisms.

if I subtract 20 from my number, then square the result, I get the same answer as if I square my number, then subtract 20 from the result
What is my number and how do you work it out?

Answers

The value of the unknown number is 10.5.

Let the unknown number = x

When 20 is subtracted from the number and the result is squared which is equal to the square of the unknown number minus 20:

(x - 20)² = x² - 20

expand the equation;

x² -  40x  +  400 = x²  - 20

collect similar terms together;

x² - x² - 40x = -20 - 400

-40x = -420

[tex]x = \frac{420}{40}\\\\ x = 10.5[/tex]

Thus, the value of the unknown number is 10.5.

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Answer:

(x - 20)² = x² - 20

expand the equation;

x² -  40x  +  400 = x²  - 20

collect similar terms together;

x² - x² - 40x = -20 - 400

-40x = -420

howw does an acquired mutation in a somativ cell gene leading to cancer develipment affact a persons abilty

Answers

Answer:

Cells become cancer cells largely because of mutations in their genes. Often many mutations are needed before a cell becomes a cancer cell. The mutations may affect different genes that control cell growth and division. Some of these genes are called tumor suppressor genes.

Explanation:

manilla and linen are derived from which plants, respectively

Answers

Answer:

flax is a stem fiber that is used to make linen. a smooth shiny fabric made from flax

Which object has the most gravitational pull?

Answers

Answer:

Jupiter, the fifth planet from the Sun, has the strongest gravitational pull because it's the biggest and most massive.

Explanation:

Answer:

Jupiter

Explanation:


A baby carriage is sitting at the top of a 21 m high hill. It weighs 12 N. It has ________________ energy?

A - kinetic
B - Potential

Answers

Answer:

B- Potential

Explanation:

The object has the potential energy to be converted to kinetic energy if it starts to roll down the hill. But right now it has the potential for energy.

Which of the following cooking methods is tailor-made for preparing a rib eye steak?
-frying
-marinating
-grilling
-roasting

Answers

Grilling is an excellent cooking method for preparing a rib-eye steak. Grilling can eliminate any type of bacterial contamination.

Grilling is a cooking method used to eliminate any type of harmful microorganism (e.g., bacteria).

This method (grilling) involves dry heat which is applied to the surface of the food as radiant energy.

Grilling cooking is a safe mode to eliminate bacterial contamination in meat (barbecue) and vegetables.

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how long does it take from the time beans are planted until they are harvested

Answers

about 65 days after planting

1.) Using the information in the table below, determine the amino acid sequence or get is coded for by the mRNA sequence: AUG-UCU-GAU-UGG-UAC.

2.) What is the start codon? What are the 3 stop codons?

Answers

The amino acid sequence here is Met-Ser-Asp-Trp.  The start codon is AUG, while the three stop codons are UAG, UAA, and UGA.

The triplets of nucleotides or codons in mRNA determine the order of amino acids that will be added to the protein during translation.

The start codon in the genetic code is AUG and it encodes for the amino acid methionine (Met).

The 3 stop codons in the genetic code are UAG, UAA, and UGA. These codons do not code for an amino acid.

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Which of the following is NOT a disadvantage of asexual reproduction?
A. Does not need a mate
B. Little genetic variation
C. Mutations can occur
D. All susceptible disease

Answers

Answer:

A

Explanation:

It is an advantage to not need a mate so the organism doesnt need to spend as long looking for one

Hope that helps

Answer:

A. Does not need a mate

Explanation:

Had to change my answer so nobody got it wrong

What is probability and what is it’s role in scientific conclusion

Answers

Probability is defined as a countably additive measure of such incomplete information. This probability measure will satisfy the Kolmogorov axioms without certain of the defects found in systems derived from these axioms. Probability helps people understand which choices are safe and which choices are risky.

please help
20 points

77. Select the words from the word box below to complete the statements.

Answers

I think carbon dioxide then sugars

HELP ME PLEASEEE
1. What percentage of the offspring will be heterozygous?
2. Why does each parent contribute only one allele to the offspring?

Answers

Answer:

1. 50% from the picture as they are Aa which means they are heterozygous and AA mean dominant and aa means ressecive.

2. Because alleles are segregated during meiosis when homologous chromosomes are separated.

Explanation:

Hope this make helps you to understand :)

1. 50%
2. Because alleles are segregated during meiosis when homologous chromosomes are separated.

Answer these questions about making a yogurt.

1) why is the milk pasteurized at the start of the process?

2) Why is the mixture of milk and bacteria incubated at 45 °C?

3) what causes the milk to thicken?

4) why does fermentation eventually stop?

5) Explain how making yogurt is a way of preserving the nutrients from milk.

Answers

It should be noted that milk is pasteurized at the start of the process in order to kill bacteria.

The mixture of milk and bacteria is incubated at 45 °C to kill the bacteria.

The drop in pH causes milk to thicken. Fermentation is stopped when the alcohol concentration rises to a point where it kills the yeast cells.

Lastly, making yogurt is a way of preserving the nutrients from milk as the bacteria ferment the milk thereby turning the lactose sugars to lactic acids.

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Monarch butterflies have brightly colored orange wings with black patterns on them, making them easily visible to birds that eat butterflies and moths, yet birds rarely eat the monarchs. Likewise, the monarch caterpillars are brightly striped yellow and white and black, and they also are rarely eaten by birds, although some wasps will attack them and feed them to their young. What can be inferred from these observations?

A. Monarchs must threaten and attack birds, but not wasps.
B. Monarchs have a way of discouraging bird predation that does not involve hiding.
C. Monarchs' wings are so colorful that most birds must find them difficult to eat.
D. Monarchs lay more eggs than other less conspicuous butterflies.

Answers

Answer: it would be B or C but i think its B

Explanation:

Which ratio of surface area to volume is most efficient for a cell?

Answers

Answer:

Smaller single-celled organisms have a high surface area to volume ratio, which allows them to rely on oxygen and material diffusing into the cell (and wastes diffusing out) in order to survive. The higher the surface area to volume ratio they have, the more effective this process can be.

Hope that helps. x

Which animals male reproductive organ is actually one of its arms?

Answers

I believe it’s an octopus
a hectocotylus hope this helps

HELPP!!! BRAINLIEST OF CORRECT!!!

How can increased genetic variation help some offspring to survive?

Answers

Being passed down those things help them to the fact on offspring inharitence

Small aquatic organisms, such as coral, are the producers of the ocean. Please select the best answer from the choices provided T F.

Answers

The marine invertebrates of phylum Cnidaria are called corals. Corals are important as they build reefs in oceans and feed on planktons.

The given statement is :

True

The position of corals can be explained as:

The corals are both a primary producer as well as the consumer.

They take energy from algae through the mutual relation between both organisms. The corals feed on planktons, zooplanktons and phytoplankton for energy so they are consumers.

The algae living in coral make food for them and corals produce oxygen.

Therefore, corals are producers.

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Answer:

T

Explanation:

Edge 2022 , trust the process

The third level of cell organization is the ____.

Tissue level
System level
Organism level
Organ level

Answers

Organ .. I believe .. :)
Yes it is the organ :)

A elephant cell has 20 chromosomes. how many chromosomes will the cell have just before mitosis begins in the elephant cell?

Answers

The elephant cell will have 20 chromosomes.

Cells undergo interphase before getting to the mitotic phase. At the S phase of the interphase, the amount of DNA in the cell is double by replication. However, the number of chromosomes remains intact.

Thus, the cell gets to the mitotic phase with the same number of chromosomes that is usually present in normal vegetative cells of the animal.

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How many bonds can
carbon make with itself
or other elements?
A. 7
B. 8
C. 4
D. 1

Answers

Answer:

the answer is c- 4 Bonds

Explanation:

Explanation:

carbon can make four covalent bonds


Suggest and explain what will happen to the population of
zooplankton in March and April.

Answers

As temperatures increase, zooplankton reproductive rates will increase, reducing the delay between phyto- and zooplankton blooms. If phytoplankton become more tightly “coupled” to zooplankton, inputs to the benthos may be altered, modifying energy flow within estuarine and coastal food webs.

What is needed for an organism to survive

Answers

Air, water, and food. thinks of us humans for example.

mark me brianliest if I helped! :)

The Northern Hemisphere has the most hours of daylight at the

Answers

Answer:

summer solstice

the presence of a lophophore in a newly discovered species would suggest that the species ________.

Answers

Answer: the answer is has an exoskeleton

The lophophore is the feeding organelle in aquatic organisms. Its presence in a species suggests that the species is a suspension feeder. Thus, option D is correct.

What are lophophores?

Lophophores are the feeding organelles present in the marine invertebrates like Brachiopoda, Hyolitha, etc., of the Lophophorata group. They are used for respiration, brooding, and collecting food.

Suspension feeders use these lophophores to collect and feed on the suspended organic matter and particles in the water. Lophophorates are a major example of suspension feeders.

Therefore, the presence of the lophophores suggests the species to be a suspension feeder.

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#SPJ2

The complete question is attached to the image below.

8.

Which event will cause a protein to function incorrectly within a cel

А

A decrease in the amount of carbohydrates in the cell lowers the amount of available energy.

B A chemical causes the cell membrane to become more ridged to prevent water loss.

С A cell is exposed to a chemical that increases the rate at which RNA is produced.

An increase in the internal temperature of the cell changes the protein's shape.

Answers

The answer is B hope this helps

please help
20 points

77. Select the words from the word box below to complete the statements.

Answers

I can’t see very well I’m sorry but I think it’s sugars and electrons

Explain the difference between afferent and efferent neurons.

will give brainliest

Answers

Answer:

Neurons that receive information from our sensory organs (e.g. eye, skin) and transmit this input to the central nervous system are called afferent neurons.

Neurons that send impulses from the central nervous system to your limbs and organs are called efferent neurons.

Explanation:

Hope this helps you !!
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