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hjlf
3 years ago
12

The vaccine for chickenpox is: select one:

Biology
1 answer:
Alexxandr [17]3 years ago
5 0
C. alive. The vaccine contains a live strain of varicella-zoster (chicken pox) virus which has been attenuated so that it will stimulates the immune system but does not cause any disease in healthy people.
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The term ____________________ describes the chemical substances that make it possible for messages to cross from the synapse of
Aloiza [94]

The term Neurotransmitter describes the chemical substances that make it possible for messages to cross from the synapse of a neuron to the target receptor.

<h3>What are Neurotransmitters?</h3>
  • Neurotransmitters are endogenous chemicals that allow neurons to communicate with each other throughout the body.
  • Chemical synaptic transmission is primarily through the release of neurotransmitters from presynaptic neural cells to postsynaptic receptors.
  • There are a number of neurotransmitters used by the body for different functions, including acetylcholine, norepinephrine, glutamate, GABA, glycine, dopamine, and serotonin.
  • Glutamate is the principal excitatory neurotransmitter used in the brain.
  • GABA and Glycine serve as the major inhibitory neurotransmitters.

To learn more about Neurotransmitters,

brainly.com/question/1980965

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5 0
2 years ago
Question 3 (1 point)
Mumz [18]

Answer:

False

Explanation:

Mass of Particle: Heavier particles will move more slowly and so will have a slower rate of diffusion. Smaller particles on the other hand will diffuse faster because they can move faster.

4 0
3 years ago
In a scientific experiment how many independent variables should be tested at the same time? A. none B. one C. two D. three or m
choli [55]
B. One

because an independent variable is something you change. So in a scientific experiment you only change one thing. If you happen to change more than one thing then the test becomes unfair therefore you should repeat and make sure that only one thing is changed this time.
7 0
3 years ago
Read 2 more answers
tWhich organs are part of the excretory system? a)stomach, esophagus b)kidney, bladder c)large intestine, small intestine d)gizz
Ronch [10]

Answer/Explanation:

b) kidney and bladder

Kidneys are the main organ in the excretory system and the bladder stores the urine in the body. These are two of the organs that make up the excretory system.  

4 0
3 years ago
Some cell types contain thousands of mitochondria. These cells are likely to use large amounts of which of the following?
Fed [463]
These cells are likely to use large amounts of ATP.
8 0
3 years ago
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