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
Andreyy89
3 years ago
6

Please help! 25 points:)

Biology
1 answer:
ladessa [460]3 years ago
6 0

Answer:

D. IV -> III -> II -> I

Explanation:

Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. As the atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve.

You might be interested in
Fingers are located ______ to the wrist bones??
Slav-nsk [51]
The fingers are located distal, or away from the body, to the wrist bones.
7 0
3 years ago
What can affect the function of a cell?
pishuonlain [190]

The answer is all of the above

6 0
3 years ago
Read 2 more answers
A cell moves particles from a region of lesser concentration to a region of higher concentration by
Nadya [2.5K]
It moves by Active Transport.
8 0
3 years ago
The _____ is the fluid component of blood.
Allisa [31]

Answer:

Plasma!

Explanation:

8 0
3 years ago
Read 2 more answers
The part of the enzyme where the substrate binds is called the
Gala2k [10]

Answer:

The part of the enzyme where the substrate fits is known as the: active site

Explanation:

Enzymes work by bringing reactants together at a higher energy level than they would need in an uncatalyzed reaction.

5 0
3 years ago
Other questions:
  • After the egg is fertilized what does the ovary grow into
    11·1 answer
  • How are other organisms able to see in wavelengths that humans cannot?
    9·1 answer
  • After 8 weeks on the different diets, the scientists collected the following data on the two groups of mice:
    6·1 answer
  • Allergy shots work by shifting antibody responses to produce ________ antibodies.
    10·1 answer
  • Which weighs less regular soda or diet soda?
    10·2 answers
  • True/False. Write out the word "true’’ if the statement is correct. If the statement is false, replace the underlined word(s) wi
    14·1 answer
  • A higher concentration of molecules cause a faster chemical reaction. This is known as_____.
    10·1 answer
  • Tariq watches a hummingbird hover around a petunia flower. He remembers that when two species interact with each other closely,
    12·1 answer
  • Which object measures atmospheric pressure?<br> a ballast tank<br> a barometer<br> a thermometer
    13·1 answer
  • quizlet i]n the heart, valves are located in the heart, valves are located just between the ventricles and the arteries. just be
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!