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
ElenaW [278]
3 years ago
12

PLEASE HELP MARKING PEOPLE AS BRAINLIST ALL DAY

Biology
2 answers:
Deffense [45]3 years ago
7 0

Answer:

C

Explanation:

Bacteria can live in a symbiotic relationship

Drupady [299]3 years ago
3 0

Answer:

Letter c po sagot

Explanation:

you welcom

You might be interested in
Which of the following is the correct order of steps in transmission between two neurons?
Nezavi [6.7K]

Answer:

C

Explanation:

Firstly, an action potential travels down to an axon and reaches the presynaptic membrane. After that synaptic vesicles move to and bind with the presynaptic membrane. Than, neurotransmitters are released into the synaptic cleft. In the next step, receptors on the postsynaptic membrane bind the neurotransmitters. In the last step, binding neurotransmitters cause excitation or inhibition.

7 0
3 years ago
How long can humans live without sleep?
AlekseyPX
The easy experimental answer to this question is 264 hours<span> (</span>about 11 days<span>). In 1965, Randy Gardner, a 17-year-old high school student, set this apparent world-record for a science fair. Several other normal research subjects have remained awake for eight to 10 days in carefully monitored experiments.</span>
7 0
3 years ago
Archaea are ___________________ because they do not contain a nucleus.
NeTakaya

Answer:

a domain of single-celled microorganisms

Explanation:

4 0
3 years ago
Which of the following distinguishes a prokaryotic cell from a eukaryotic cell?. . A. the presence of a nucleus. B. the presence
Serhud [2]
I believe it should be A. The presence of a nucleus. Because for response B, it's not true as prokaryotes and eukaryotes possess cell membranes. It can't be C as their ability to interact with the environment is not as different. This is also true of ability to reproduce.
5 0
4 years ago
A double-blind study of a vaccine is one in which :The study group receives the vaccine and the control group receives a placebo
Andrei [34K]

Answer:

Neither observer nor subjects know which subject receives the vaccine and which receives a placebo

Explanation:

In a double-blind study neither the participants nor the experimenters is aware of who is receiving a particular treatment.

Its used to prevent bias in research results from demand characteristics or the placebo effect

6 0
4 years ago
Other questions:
  • Hormones are transported in the blood by red blood cells true or false
    5·1 answer
  • What is the anatomy of the heart? what is the physiology of the heart?
    14·2 answers
  • A set of characteristics that defines individuals as boys and men or girls and women is called __________.
    6·1 answer
  • Jupiters diameter in Astronomical Units
    11·2 answers
  • high of the regulations below is not designed to protect the environment? A. resource conservation &amp; recovery act B. clean a
    12·1 answer
  • Describe the chemical weathering that contributes to
    9·1 answer
  • Suppose that a zygote had only one copy of chromosome 21. Do you think that this zygote would develop into a normal embryo and c
    5·1 answer
  • As soon as you realize that you are in danger, you feel your heart speed up. You feel very aware of your surroundings. Your whol
    8·1 answer
  • Which is the main inhibitory neurotransmitter in the brain?.
    10·1 answer
  • How many dna molecules are in three pair of homologous chromosomes
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!