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Black_prince [1.1K]
3 years ago
14

Usually occur during DNA replication, before a cell divides.

Biology
1 answer:
olganol [36]3 years ago
4 0

Answer:

Gene mutation

Explanation:

Plzzzzzzzzzzzzz give me brainiest

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A neuromuscular junction is a junction between a_________ and a ___________. A neuromuscular junction is a junction between a___
garri49 [273]

Answer:

myofibril bulbous end of axon and skeletal muscles fibres.

Explanation:o

It represents the  chemical synapse  of the axon bulbous ends  of the motor neuron ( motor end plate) and the skeletal Muscle fibres.

The influx of calcium ions into the bulbous ends leads to the fusion  and empty of the vesicles containing neurotransmitters into the synaptic cleft.

The Neurotransmitters binds to the receptors on the muscles membrane to allow the transmission of action potential ( PSIP or  PSEP)across the synaptic gap  to the muscles fibers  to initiate  their  contraction or relaxation.

5 0
3 years ago
Differentiated plant cells and tissues include _____.
SashulF [63]
Parenchyma
phloem
<span>xylem</span>
8 0
3 years ago
Read 2 more answers
What is the reason for governments to intercede in the market?
grandymaker [24]
The reason for governments to intercede in the market is to insure there is regulation and no black market trading or selling occurring
with this, the government will create an equal opportunity for everyone to enter the market

Hope this helps
7 0
4 years ago
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kupik [55]

Answer:

1,2 and four

Explanation:

over fishing would cause loss of every species

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A butterfly has a long dash tube called dash
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cool what about it

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