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
Pavlova-9 [17]
2 years ago
12

What is the heart's curculation

Biology
1 answer:
Oduvanchick [21]2 years ago
3 0
Oxygen locks onto a molecule called hemoglobin in the red blood cells. The newly oxygenated blood leaves the lungs through the pulmonary veins and heads back to the heart. It enters the heart in the left atrium, then fills the left ventricle so it can be pumped into the systemic circulation.
You might be interested in
Where in the plant are the hormones auxins produced? (Select all that apply.)
Bezzdna [24]

Answer:

Stems and root

Explanation:

Auxins facilitate stem elongation while inhibiting axillary bud formation, ensuring apical dominance. The root, branches, and stem and tip all contain them. Hydroxy Acetic Acid is a perfect example. Auxin is indeed a growth hormone that facilitates cell elongation and is formed in the stem tip.

5 0
3 years ago
Read 2 more answers
Suppose the DNA strand from the question above was exposed to
Nana76 [90]

Answer:

Substitution

Explanation:

Substitution

7 0
2 years ago
Where’s the largest ecosystem where 2/3 of all species live
solniwko [45]

Answer:

The ocean

hope this helps

have a good day :)

Explanation:

3 0
3 years ago
Read 2 more answers
HELP MEEEE PLS Hydroelectric power is produced using the energy of moving water.
Archy [21]

Answer:

C Water flowing downstream is held up in a reservoir behind a dam. Some water moves down channels through turbines connected to generators which produce electricity

Explanation:

Good explanation.

4 0
3 years ago
Read 2 more answers
Which activities of the body are controlled by the central nervous system?
Anon25 [30]
Involuntary, meaning things in the body such as your heart is all regulated to act unconsciously while also receiving directives from the brain.
4 0
2 years ago
Read 2 more answers
Other questions:
  • Explain how you can tell the sex of a person by looking at that person’s karyotype.
    14·1 answer
  • Distinguish between compact and spongy bone based on appearance, location, and function.
    10·1 answer
  • Archaea differ from bacteria in that archaea
    13·1 answer
  • All atoms contain_____charged________that orbit around a _____charged nucleus
    5·2 answers
  • Humans are predators. true or false
    13·2 answers
  • Complete the following sentence.
    11·2 answers
  • Which of the following correctly describes the importance of the nitrogen cycle?
    7·1 answer
  • Which of the following is a specialist species?
    8·2 answers
  • 11. The Human Genome Project showed that humans have around
    7·1 answer
  • What’s this correct answer for this question
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!