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earnstyle [38]
3 years ago
10

WILL BE MARKED AS BRAINLIEST!!!!

Biology
1 answer:
Free_Kalibri [48]3 years ago
3 0
The answer is cow pox
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Please help!!!!!!!!!
masya89 [10]
The answer to this question is A
6 0
3 years ago
Regarding maternal nourishment after delivery, which is correct? regarding maternal nourishment after delivery, which is correct
Dovator [93]
There would be increase in oxytocin in one's cerebrospinal fluid in the brain causing a major role in the mother's behavior. Breastfeeding would release the oxytocin from the mother's brain. It allows one's baby to get milk from the breasts causing one's uterus to return back to it's normal size after birth. It also nourishes love, nurture and bond between the mother and child.
6 0
3 years ago
Bacteria are often helpful because they​
Alexus [3.1K]

Answer:

Yes it is helpful

Explanation:

Not only do we live in harmony with these beneficial bacteria, but they are actually essential to our survival. Good bacteria help our bodies digest food and absorb nutrients, and they produce several vitamins in the intestinal tract — including folic acid, niacin, and vitamins B6 and B12.

3 0
3 years ago
What does PCR allow you to do with DNA?​
Sliva [168]

Answer: PCR allows us to target and amplify one specific segment of DNA that is a few hundred base pairs in length out a complete genome of over 3 billion base pairs.

Explanation:

6 0
3 years ago
Place the following events that occur at the vertebrate neuromuscular junction in the correct order. I Depolarization of the mus
meriva

Answer:

Generation of an action potential in the neuron.

Stimulation of Ca2+ entry into the neuron

Release of acetylcholine into the synapse

Depolarization of the muscle fiber membrane

Explanation:

The following events takes place in the vertebrate neuromuscular junction

a) Nerve Action Potential - Action potential reaches the axon terminal

b) Entry of calcium ion - The calcium ion reaches the axon terminal and enter into the presynaptic terminus after which the Synaptic vesicles fuse with the membrane of axon terminal

c) Releasing of Arch Quanta - Acetylcholine is released into synaptic cleft which then  binds to the receptor sites on motor end plate

d) The  Na+/K+ channels opens and Motor end plate becomes depolarized.

3 0
3 years ago
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