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
Black_prince [1.1K]
3 years ago
9

Veins have a much lower blood pressure than arteries. Which of these prevents backflow of blood in veins? A. pressure applied by

the heart B. one–way valves in veins C. thin muscular walls of veins
Biology
2 answers:
Harlamova29_29 [7]3 years ago
7 0

the answer is one–way valves in veins

Drupady [299]3 years ago
3 0

Answer:

B

Explanation:

Plato answer

You might be interested in
What part of the arm is doing the most work when you loft a weight
Murljashka [212]

Answer:

Bicep

Explanation:

6 0
3 years ago
Read 2 more answers
Which phases of the cell cycle are included in interphase? Check all that apply.
Nat2105 [25]

Answer:

Interphase is the longest stage of the cell cycle and can be divided into 3 phases: G1 phase, S phase, G2 phase. The newly formed cell matures during the G1 phase. If the cell is going to divide, it enters the S (synthesis) phase where the DNA is replicated and the G2 phase where more growth occurs.

3 0
3 years ago
What is the role of the plasma cell in the antigen-antibody response? makes an antigen harmless without destroying it produces a
irga5000 [103]

The correct answer is that it produces antibodies against the sensitizing antigen.  

Plasma cells are formed in the bone marrow, the B cells divide into plasma cells, which generate molecules of antibody. Once discharged into the lymph and blood, these antibody molecules combine with the target antigen, that is, foreign substance and starts its destruction or neutralization.  


4 0
4 years ago
Can recessive genes be expressed if the gene pair is heterozygous and why?​
disa [49]

Answer:

Recessive alleles are denoted by a lowercase letter (a versus A). Only individuals with an aa genotype will express a recessive trait; therefore, offspring must receive one recessive allele from each parent to exhibit a recessive trait.

Explanation: Is this what you were looking for?

3 0
3 years ago
Read 2 more answers
Help please?!!!???!????!??!??????????????!??!?!
Oksanka [162]

Answer:

1 and 3

Explanation:

Magnetic waves always go from north to south. So judging by the arrows you can tell the left/yellow pole is the north one. And since that is the north one, the green/right one is the south pole.

5 0
3 years ago
Other questions:
  • Nonnative species are only introduced unintentionally.
    15·2 answers
  • The animal phylum most like the protists that gave rise to the animal kingdom is _____. see concept 33.1 (page 688)
    5·1 answer
  • Compare and contrast type 1 and type 2 diabetes
    9·2 answers
  • how do I find the mothers genotype if I know the genotype of the fater and only the two sons instead of three
    5·1 answer
  • Gazelles are adapted to run very quickly over large expanses of open land because they live in areas without many trees. They al
    14·1 answer
  • What is the single most important factor that defines desert biomes? Why are deserts divided into different types?
    14·2 answers
  • What is an ecological system called that consists of all of its biotic and abiotic factors?
    11·2 answers
  • Eons are the broadest category of geologic time, and we live in the Phanerozoic eon. The Phanerozoic eon is further divided into
    11·1 answer
  • How many codons equals 1 amino acid?
    6·1 answer
  • 1. Noah is completing volunteer hours at a local aquarium (Seaworld) during
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!