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
FinnZ [79.3K]
3 years ago
13

Why is circulation in humans called closed double circulation?

Biology
1 answer:
Hatshy [7]3 years ago
7 0
The majority of mammals (including humans<span>) utilize a </span>double circulatory<span> system. This means we have two loops in our body in which blood circulates. One is oxygenated, meaning oxygen rich, and the other is deoxygenated, which means it has little to no oxygen, but a lot of carbon dioxide.</span>
You might be interested in
An epithelium with a single layer of tall cells would be classified as which type of epithelium?
lions [1.4K]

The epithelium with a single layer of tall cells is classified as simple cuboidal epithelium.

Epithelium is one of the major types of body tissue that line the outer surfaces of organs and blood vessels throughout the body.

The epithelium performs the following functions that include:

  • protection,
  • secretion,
  • secretion, absorption,
  • excretion,
  • filtration,
  • diffusion, and
  • sensory reception.

There are also different types of epithelium found in different parts of the body. A typical example is the simple cuboidal epithelium.

Simple cuboidal epithelium are single layered epithelium that are as tall as they are wide (cuboidal in shape).

They are found lining areas that are active in secretion and absorption.

Therefore, the epithelium with a single layer of tall cells is classified as simple cuboidal epithelium.

Learn more about epithelium here:

brainly.com/question/17301113

8 0
2 years ago
What organelles are membrane bound?
VikaD [51]
As you talk in animals
nucleus/ plasma membrane / mitochondria
if you talk in plants
nucleus / the cell / plastid / mitochondria
4 0
3 years ago
Why are the cells produced by meiosis considered gametes?
4vir4ik [10]
<span>Gametogenesis is the process of forming gametes (by definition haploid, n) from diploid cells of the germ line. Spermatogenesis is the process of forming sperm cells by meiosis (in animals, by mitosis in plants) in specialized organs known as gonads (in males these are termed testes).</span>
8 0
3 years ago
Read 2 more answers
Which of the following best explains how a dog is able to ingest and digest food, and remove waste
Viktor [21]

Answer:

1st is correct

Explanation:

At its simplest, a dog's digestive system is a long tunnel that runs from their mouth to the anus. Food goes in at the mouth and travels through this tube and at various stages is broken down and either absorbed into the body or excreted as waste at the anus.

8 0
2 years ago
Please choose the answer that best describes a scientific location for 3,134,000,000
allsm [11]
3.13 x 10 ^9
This is because only 1 number is front of the decimal and 2 numbers should be after
7 0
2 years ago
Other questions:
  • What is the risk to the cell if the nuclear membrane is dissolved?
    12·1 answer
  • What stage comes after glycolysis?
    9·2 answers
  • Operons are switched on/off by ____.
    7·2 answers
  • What kind of plants are likely to be pioneers species?
    5·1 answer
  • A person with Type O blood has the following alleles for blood group:
    13·2 answers
  • ______ tend to effect the whole body.
    7·1 answer
  • Which macromolecule is needed for lactic acid formation and alcohol fermentation to proceed with their processes?
    15·1 answer
  • Explain the relationship between energy transfer and cloud formation. How does the rate of energy transfer affect cloud
    9·1 answer
  • Which Image shows the difference between the speed of molecules in hot and cold water
    5·1 answer
  • How do you think the creation of a foldscope can make a difference/ an impact?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!