1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
ANTONII [103]
2 years ago
5

What is the cell ? How many champers did have the heart?

Biology
1 answer:
True [87]2 years ago
6 0

Answer:

In biology, the smallest unit that can live on its own and that makes up all living organisms and the tissues of the body. A cell has three main parts: the cell membrane, the nucleus, and the cytoplasm. ... Parts of a cell. A cell is surrounded by a membrane, which has receptors on the surface.

The heart consists of four chambers in which blood flows. Blood enters the right atrium and passes through the right ventricle. The right ventricle pumps the blood to the lungs where it becomes oxygenated.

Explanation:

You might be interested in
Dead animals and plants and wastes
Margarita [4]
An ecosystem involves both the biological (plants, animals, human beings) and non-biological (land, water, soil, and atmosphere) community which interacts as a system. More importantly, the living things are very dependent on the abiotic community since it cannot survive by itself. Every animal, plant and human needs the primary physiological needs of water, food and shelter provided by the abiotic system.  

POND
ROCKS
MOUNTAINS
DEAD ANIMALS PLANTS AND WASTES ARE NOW ABIOTIC FACTORS
6 0
3 years ago
Which is a difference between a compound light microscope and a transmission electron microscope?
Setler79 [48]

Answer:

Key Differences Between Light Microscope and Electron Microscope.

How I got it:

Following are the main differences between Light Microscope and Electron Microscope: Light Microscope uses visible light, and Electron Microscope uses electrons (beam of charged particles) to view the object.

7 0
3 years ago
What is the molecule in this image?
Ratling [72]

Answer:

Protein.

Explanation:

In the image above, we see a molecule that is made up of several amino acids. The molecule that is made up of amino acids is protein.

Proteins are the most abundant organic macromolecules in cells, fundamental to cell structure and function. They are found in all cell types and viruses.

They are formed by amino acids linked together and joined by peptide bonds, as shown in the image above.

Of extremely high molecular weight, proteins are composed of carbon, hydrogen, nitrogen and oxygen, practically all of them have sulfur. Elements such as iron, zinc and copper may also be present.

All proteins are made up of a set of 20 amino acids, arranged in varying specific sequences.

3 0
3 years ago
The law of included fragments states which of the following?
mart [117]
B. because the rock is formed and it goes younger as it grows the rock is still old on the inner layers but it adds new layers as it goes
5 0
3 years ago
Name 3 organelles and provide their functions.
devlian [24]

Answer:

Can I get brainiest answer Mitochondria Lysosomes vacuole

8 0
3 years ago
Read 2 more answers
Other questions:
  • The nurse is assisting the client in planning care during exacerbations of ménière's disease. which diet would the nurse identif
    12·1 answer
  • What is the role of a pioneer species in primary succession?
    15·1 answer
  • Why do we need so many muscles in our hands, wrists, and arms?
    11·2 answers
  • What are the polymers of glucose????
    11·1 answer
  • Design an experiment to investigate how distance from the ground will affect a ball’s potential energy. Write out the materials
    15·1 answer
  • Which of the following has mechanical energy?
    11·2 answers
  • What is the purpose of cellular respiration. In a short sentence
    14·1 answer
  • Cohesion is a property water.Which of the following is NOT an example of cohesion
    6·1 answer
  • Describe the movements of electrons in cyclic electron transport​
    7·1 answer
  • How do you think most of the CO2 got into the plants?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!