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
maxonik [38]
3 years ago
9

How many chambers make up the heart?

Biology
2 answers:
jeka943 years ago
7 0

Answer:

<h2>4 FOUR</h2>

Explanation:

The heart has four chambers, two upper atria, the receiving chambers, and two lower ventricles, the discharging chambers.

I Hope This Helps

Elis [28]3 years ago
4 0

Answer:

Four

Explanation:

You might be interested in
When carbonate minerals come into contact with hydrochloric acid they
alexira [117]
hydrochloric acid they Fizz
5 0
3 years ago
Read 2 more answers
After ovulation, an oocyte remain viable in the female body for up to
Georgia [21]
<span>After ovulation, an oocyte, or egg cell, remains viable in the female body for up to 24 hours. The generally accepted lifespan in a woman's body is 12 to 24 hours for the egg and up to five days for the sperm cells. Intercourse occurring as many as five days prior to ovulation, therefore, could potentially result in pregnancy.</span>
8 0
3 years ago
Nicotine, a substance found in cigarettes, causes blood vessels to constrict. What effect might prolonged smoking have on the bo
KonstantinChe [14]
C. High Blood Pressure is the answer
6 0
3 years ago
Read 2 more answers
Saclike photosynthetic membranes found in chloroplasts.
Alexandra [31]
thylakoids
Chloroplasts contain saclike photosynthetic membranes called thylakoids, which are interconnected and arranged in stacks known as grana. Pigments are located in the thylakoid membranes. The fluid portion outside of the thylakoids is known as the stroma.
3 0
3 years ago
In the food web the trophic level with the least energy includes which of the following organisms?
Hoochie [10]

Answer:

Hawks

Explanation:

As you go up in the trophic levels, energy is converted into heat energy. I recommend that you read about the 10% rule

6 0
3 years ago
Other questions:
  • Why is water important for digestion
    13·1 answer
  • What are the advantages and disadvantages of using RNA or protein as genetic material?
    11·1 answer
  • How is an apex consumer different from a primary consumer? Give an example.
    13·1 answer
  • Which of the following is a major branch of the domain Bacteria?
    11·2 answers
  • If you kick a soccer ball on the field of grass it will stop because
    10·1 answer
  • What energy roles do organisms play in an ecosystem?
    8·1 answer
  • Testing that is performed on maternal urine and/or blood to determine the presence of the hormone hcg (human chorionic gonadotro
    13·1 answer
  • .What advantage would using a compound light microscope have over using a dissecting microscope?
    8·1 answer
  • Please help me identify what cell organelle this is and the numbers too!
    13·1 answer
  • I wonder If anyone will answer this
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!