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
Vitek1552 [10]
3 years ago
5

Which molecule is a first messenger but not a second messenger

Biology
1 answer:
k0ka [10]3 years ago
5 0

Answer:

Hormones act as first messenger but not as second messengers.

Explanation:

Second messenger act as signaling molecule which are secreted in response to various biological signals generated by first messenger such as hormones,neurotransmitters etc.Second messengers include various bioactive molecules such as cyclic AMP(cAMP),cyclic GMP(cGMP),inositol triphosphate(IP3),diacylglycerol(DAG),calcium ions(Ca2+) etc.

         Hormones are extracellular signaling molecules whereas second messengers are intracellular signaling molecules.

You might be interested in
Which of the following is an accurate description of what science is? O A Science is a process of observation and experimentatio
Dennis_Churaev [7]

Answer:

Science is a process of observation and experimentation

6 0
3 years ago
What are the chances a<br> heterozygote passes on<br> either a dominant or<br> recessive allele?
melisa1 [442]

Answer:

A parent with one copy of a dominant allele and one recessive coded Ww for the widow's peak  is called heterozygous for a trait and has a 50 percent chance of passing on the dominant allele to each of his or her offspring, regardless of the gene inherited from the other parent.

Explanation:

hope this helps in some way sorry if it does not

5 0
3 years ago
The electron transport chain (etc, or respiratory chain, is linked to proton movement and atp synthesis. select the statements t
gladu [14]
According to sources, the most probable answer to this query is electron transport chain is a step in cellular respiration that is responsible for producing the energy currency of the cell, ATP.


Thank you for your question. Please don't hesitate to ask in Brainly your queries. 
3 0
2 years ago
Cell engulfs molecules in cell "drinking":
JulijaS [17]

the answer is Pinocytosis
8 0
3 years ago
Señalen las diferencias entre los siguientes pares de términos:
vagabundo [1.1K]

Answer:

amalicias y lipasas

d esa es

Explanation:

d

8 0
2 years ago
Other questions:
  • Explain the importance of mitochondria in eukaryotic cellular activity
    15·1 answer
  • Biological scientists use a variety of methods to gather evidence, or data. If a biologist makes a diorama of a plant cell, what
    9·1 answer
  • How does guard cells structure relate to its function?​
    10·1 answer
  • Recombinant DNA ________. is the merging of DNA from unrelated organisms to create new genetic varieties is assembled in the lab
    9·1 answer
  • Viruses do not have the ability to reproduce on their own, they need a blank
    15·1 answer
  • Which subatomic particle has a negative charge<br> Proton<br> Electron<br> Neutron<br> Atom
    15·1 answer
  • How do the rates of photosynthesis change with the physical environment?
    11·1 answer
  • PLEASE HELP!!!!!!
    12·1 answer
  • Which type of molecule do whales use for energy storage
    15·1 answer
  • Help quick pleaseeeeeeeee
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!