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Basile [38]
2 years ago
5

Please help quick will mark brainliest 28 points!!

Biology
1 answer:
Andrei [34K]2 years ago
7 0
The cause of the change in insect characteristics occurred when a few survivors of the 1st spray became resistant to the insecticide. When they had offspring, those insect babies are born with the trait that made them resistant to insecticide. This occurs when the parents pass on the trait to their offspring. The end result is that the insecticide is less effective and more insects survive.
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Answer:

The true statements are:

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Explanation:

In the following question only two statements are true that are; an action potential never occurs in dendrites as it occurs in nerves to send signals from cell body and axon and transmit it.

The second correct statement is Norepinephrine is a monoamine as these are particular neurotransmitters dopamine, serotonin, also known as catecholamines sometimes.

Thus, the correct answer is :

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