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
dezoksy [38]
4 years ago
8

GUYS AND GIRLS I NEED HELP PLZ!!!

Biology
2 answers:
bezimeni [28]4 years ago
7 0

The answer is; B.

Cells have different receptors on their surfaces that are responsive  to particular signals (such as hormones). When a signal interacts with the particular receptor, a particular response is invoked in the cell. This signal may be produced even by a cell that may be far away from the target cells. This is how cells communicate with each other to maintain homeostasis in the body.

jeka57 [31]4 years ago
6 0

i think the answer is b

You might be interested in
Which resource is nonrenewable? A. Wood B. Ocean tides C. Soybeans D. Natural gas
aleksandrvk [35]


<u>D. Natural Gas</u> is the only nonrenewable resource in your options. It's nonrenewable because there's only a certain amount and once it runs out you can't make anymore.

A. wood, you can always grow more trees.

B. Oceans will always have tides.

C. Soybeans, you can grow some more.

Hope this helps. :)

7 0
3 years ago
Read 2 more answers
What might make it hard for someone to use a dichotomous key? Make a list of possible reasons.
Vlad [161]

The vocabulary is difficult.

The anatomical structures (dorsal, ventral) are not always easy to determine.

Some of the pictures did not show all aspects or key features of the organism.

Some specimens were very similar.

There were lots of questions and it seemed to take a long time to narrow them down.

3 0
3 years ago
Read 2 more answers
The Doppler effect suggests that sound waves are relative to the observer. You know if an object is coming or going from the sou
Westkost [7]
From the brightness of the light of course. If the brightness is increasing it means the the light source is approaching and if the brightness is decreasing it means the light source is leaving.
5 0
3 years ago
Read 2 more answers
Please help me with science
ArbitrLikvidat [17]

Answer:

thanks wjdiijwd

Explanation:

for the points wihdihwhi9efij9ewg

7 0
3 years ago
5. What are the building blocks of lipids?
nata0808 [166]

Answer:

Its A

Explanation:

Nucleic acid

4 0
3 years ago
Read 2 more answers
Other questions:
  • In anatomical, directional terminology, the esophagus is _________ to the mouth.a.Superiorb.Lateralc.Mediald.Posterior
    9·1 answer
  • Age. Engusn Espanos
    5·1 answer
  • Changes that may take place in climates may be due to
    11·1 answer
  • Describe, within context, the concept of uniformitarianism
    11·2 answers
  • What advantage does a nuclear power have over wind power
    6·1 answer
  • ITS DUE TODAY PLEASE HELP!!!<br> (sorry I keep asking for help, the teachers give me a lot of tests)
    14·1 answer
  • If you could analyze, at the molecular level, a plasma cell making IgE antibody, you would find which of the following:______.
    12·1 answer
  • How old do you have to be to get married
    13·2 answers
  • under normal conditions, which organisms in this community would have the greatest amount of stored energy?​
    10·1 answer
  • Jorn has 750 cm of lite<br> string but he needs 9<br> metors. How many more<br> cm does he need?
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!