who was the first person to study the embryos of different species

Answers

Answer 1

Answer:

Aristotle

Explanation:

Aristotle was the first person to study the embryos of different species.


Related Questions

what organelle acts like a whip to move the entire cell

Answers

Answer: Flagella

Flagella are longer, whiplike projections that propel cells. Both cilia and flagella are composed of microtubules. They move cells through their watery environments. Cilia also move substances along the surface of the cell.

during the process of transcription in a eukaryote

Answers

mRNA is produced which caries the sequence to produce proteins

What will happen if your body can't make saliva and bile?

Answers

Answer:

Bile helps with digestion. It breaks down fats into fatty acids, which can be taken into the body by the digestive tract. Bile contains: Mostly cholesterol

PLLLSSSS HELP Stomach acid secretion of HCl is enhanced by all of these except
Group of answer choices

B. presence of aceylcholine

D. presence of gastrin

A. presence of fats in the duodenum

C. presence of histamine

Answers

Answer:

D. presence of gastrin

Explanation:

correct

What sphere is water in?

A. Hydrosphere

B. Biosphere

C. Atmosphere

D. Geosphere

Answers

ANSWER: Hydrosphere

Answer:

A. Hydrosphere

Explanation:

Lets think…

hydrosphere

hydro means: to do something with water

like how there is hydroelectricity

this is how you identify that it is A

True or false.plant cells will shrink when placed in concentrated salt solution

Answers

Answer:

True

Explanation:

Plasmolyd is the process that causes it to shrink

Please help, will give the person who answers all these questions 20 points and will mark brainiest

Answers

Answer:

Yes

Explanation:

Write your question first bro.

When ___________ pass through ATP synthase, ATP molecules are produced from ADP molecules.

Answers

protons!! when protons pass through ATP synthase it makes ATP molecules out of ADP molecules. brainliest is always appreciated :)

What is the name of the chemical reaction which occurs in the body to release stored energy from food?

Answers

[tex]\huge \bf༆ Answer ༄[/tex]

Respiration is the process (chemical reaction) which takes place in the body to release stored energy from food ~

ok how do I fix my constipation

Answers

Answer:

Regular exercise for example swimming, walks

Increase the content of fiber in food, choose higher fiber cereals and legumes

Desist from waiting or holding in the urge to defecate

Avoid processed or fast foods, white bread, doughnuts, pastries

Drink more fluids, especially water

Eat more fruits as they help relieve constipation. For those with edible skins, do not peel them as they are rich in fiber

Explanation:

Try this

Answer:

1. Take a fiber supplement

2. Eat a serving of higher-fiber food

3. Drink a glass of water

4. Take a laxative stimulant

A complex animal such as a Human or a Lion would be examples of which of the
following?
plant life
vegetarian
multicellular
2
unicellular

Answers

The answer is: C - multicellular.

Explanation:

All animals are eukaryotic, heterotrophic, and multicellular organisms that can move from place to place. ... For example: humans, gorillas, and lions are all somewhat related because we belong to the same kingdom (animal), phylum (chordate), and class (mammalian).


Oil is also known as

Answers

Answer:

Oil is known as Petroleum.

Describe the idea of excited electrons:

Answers

Excited electrons are those which temporarily occupy a state higher than their ground state

The electron is excited if it is given extra energy, such as when a photon, or packet of light, absorbs it or if it collides with an atom.

Sequence the three waves by their wavelengths from shortest to longest????

Answers

Answer:

The electromagnetic spectrum includes, from longest wavelength to shortest: radio waves, microwaves, infrared, optical, ultraviolet, X-rays, and gamma-rays.

A series of open-air bodies of water used to slowly treat wastewater are

artificial wetlands
stabilization ponds
biodegradable treatments
open aeration ponds

Answers

The answer is: B - stabilization ponds.

What is the atomic number of the atom shown?
A) 3
B) 13
C) 14
D) 27 ​

Answers

Answer: B - 13

Explanation: :)

Answer:

I think B

Explanation:

state one way of monitoring the activity of the heart​

Answers

A cardiac event monitor

What are the reactants in the equation for cellular respiration?
Group of answer choices

glucose and oxygen

water and glucose

oxygen and lactic acid

carbon dioxide and water

Answers

Glucose and oxygen is the right answer
The answer is glucose and oxygen

If a star is moving toward Earth, it is
O A. blue shifted
O B. shrinking
O C. red shifted
O D. expanding

Answers

Answer:

If a star is moving toward Earth, it is blue-shifted.

Explanation:

please mark my answer in brainlist

What are two things that compose matter?

Answers

Answer:

All matter is made up of atoms, which are in turn made up of protons, neutrons and electrons. Atoms come together to form molecules, which are the building blocks for all types of matter. so it is like they all come together to make a group then they work together

Explanation:

Which of the following are considered media ?

Answers

can you explain better ???

the best way to build individual muscle strength and muscle size is ­­­_________________; while the best way to improve muscular endurance is _______________________.

Answers

Answer:

By exercising and eating a good diet

Explanation:

Which of the following statements is correct about pollination? ​

Answers

Answer:

B should be correct

Explanation:

Pollen from an anther drops or rubs off on a pollinater. The pollinator then moves/takes it to another flower and it goes on the stigma of a flower.

Answer:B) Cleistogamous flowers are always autogamous

This instrument has made it possible for scientists to observe certain objects and processes that would otherwise never have been seen with the naked eye or a common magnifying glass, because they are more stable and can be built with greater magnifying power, so that smaller structures can be seen and studied. It is used in a wide range of scientific fields, and has contributed to major discoveries in biology, medicine and materials research. What is the instrument?

Answers

Answer:

The modern field of biomaterials combines medicine, biology, physics, and chemistry, and more recent influences from tissue engineering and materials science.

Explanation:

The answer is microscope.                                                                                                            

                                       

 

 

     

Which of these is the process during which some of a plant’s cells become root cells, and other cells form the plant’s stem? Choose the correct answer.



meiosis

meiosis


mutation

mutation


homeostasis

homeostasis


differentiation

Answers

Differentiation

Explanation:

Itt is the process by which cells become different cells such root or stem cells. This is found in the stem cell and all plant cells have stem cells property.

During the differentiation, the cells change in the cell morphology, membrane potential , and metabolic activity

Therefore, Differentiation is the process by which some of a plants cells become root cells and other become stem cells.

Which is a negative effect of rising ocean temperatures? the drying out of fertile land and the formation of dust bowls the flooding of low-lying coastal areas the faster evaporation of water in the soil the decreased frequency of major storms

Answers

Answer:

B- the flooding of low-lying coastal areas

Explanation:

just did the test on edge

The negative effect of rising ocean temperatures is the flooding of low-lying coastal areas. Details about ocean temperatures can be found below.

What causes rise in ocean temperature?

Rise in temperature of the ocean occurs when the ocean absorbs most of the excess heat from greenhouse gas emissions.

Increasing ocean temperatures affect marine species and ecosystems. Some of the negative effects of increase in temperature is as follows:

It causes cause coral bleaching It causes flooding of low-lying coastal areas.

Therefore, the negative effect of rising ocean temperatures is the flooding of low-lying coastal areas.

Learn more about rise in ocean temperature at: https://brainly.com/question/12111508

2 H2O 25) Examine the chemical formula shown here. Which of the statements are supported by the information shown here? Select ALL that apply.

A) There are six total atoms present
B) There are three total atoms present There are a total of two oxygen atoms
D) There are a total of four hydrogen atoms
E) There are two total atoms present hydrogen and oxygen​

Answers

There are three total atoms two of which are hydrogen and one of which is oxygen

Examine the chemical formula shown here there are three total atoms two of which are hydrogen and one of which is oxygen and this chemical formula can be seen in the process of photosynthesis also.

What is photosynthesis?

The process of photosynthesis has been defined as the process in which green plants prepare their own food in the presence of sunlight and during this process heat energy has been converted into the chemical energy and this process has been taken place in the green plant only.

Photosynthesis has the process through which plant cells use carbon dioxide & water to create oxygen & energy rich organic compounds. They do so by converting sunlight ie light energy into chemical energy. This is possible due to presence of chlorophyll in them. Animals can't do so, as they dont have chlorophyll.

Therefore,Examine the chemical formula shown here there are three total atoms two of which are hydrogen and one of which is oxygen and this chemical formula can be seen in the process of photosynthesis also.

Learn more about  chlorophyll on:

https://brainly.com/question/13500580

#SPJ6

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 !!

what is the difference in the function of the glycoprotein structures

Answers

Answer:

The glycoprotein structures are used for attachment, and the cilia are used to move fluids surrounding the cell.

Explanation:

The glycoprotein structures are used for attachment, and the cilia are used to move fluids surrounding the cell.

Producers, like this plant, take in oxygen and release carbon dioxide during__________, just like animals and other living things

Answers

Answer:

Producers, like this plant, take in oxygen and release carbon dioxide during respiration, just like animals and other living things

Explanation:

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