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Nezavi [6.7K]
3 years ago
12

What is occurring in the endocrine system during a "fight or flight" response?

Biology
2 answers:
Lapatulllka [165]3 years ago
3 0
You're answer would be A. Release of adrenaline by the adrenal glands.
eduard3 years ago
3 0

Answer:

Release of adrenaline by the adrenal glands.

Explanation:

Adrenaline hormone also known as epinephrine is an important part of sympathetic nervous system. It is released from adrenal medulla through a sequence of events in a situation of "fight or flight" or we can say in a life threatening situation. This hormone causes our muscles to perform vigorous activities so that body could respond accordingly. Chemically adrenaline hormone is synthesized by using "tyrosine" as a precursor which after a series of enzymatic actions gets converted into L-dopa and then dopamine then nor-adrenaline and finally into adrenaline.

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Pooh had a colony of tiggers whose stripes went across the body. His American pen-pal, Yogi, sent him a tigger whose stripes ran
muminat

In this case, the parental are lengthwise stripes (genotype ls/ls) and plaid stripes (genotype Ps/Ps), the F1 is plaid (100%) and F2 is plaid (75%) and lengthwise (25%). It is a Mendelian inheritance pattern.

<h3>Mendelian inheritance and complete dominance</h3>

Complete dominance occurs when the dominant allele (in this case, the plaid stripe trait) completely masks the recessive allele (lengthwise stripes) in heterozygous individuals.

The cross between tigers having lengthwise stripes (genotype ls/ls) and plaid stripes (genotype Ps/Ps) will produce an F1 100% having the plaid stripes (genotype Ps/ls) trait because this trait is dominant.

In the F2 obtained by crossing heterozygous plaid stripes individuals (genotype Ps/ls), the recessive trait 'lengthwise stripes' will be observed (again) in a proportion of 3:1.

In this case:

  • P >> lengthwise stripes x plaid stripes
  • F1 >> 100% plaid stripes
  • F2 >> plaid stripes (75%) and lengthwise-stripes (25%)

Learn more about Mendelian inheritance here:

brainly.com/question/25301436

4 0
2 years ago
What are the tissue parts of a plant? And what types of cells are in each area?
katrin [286]

Answer:

The tissue part is cells that are together. They are prokaryotic cells.

Explanation:

6 0
3 years ago
Unexpected consequences can result from human interference or manipulation of any sufficiently complicated natural system. pleas
victus00 [196]
The answer to that question is true.

7 0
3 years ago
Read 2 more answers
The autonomic nervous system consists of what parts
Reptile [31]

internal-organ function, breathing, digestion, and heartbeat. This system consists of two complementary parts: the sympathetic and parasympathetic systems.


7 0
3 years ago
Read 2 more answers
In a dihybrid cross with genotypes JjQq and JJQq, what is the probability of getting an offspring with genotype JjQq?
valentina_108 [34]
There is a 1:4 chance of getting JjQq. The parent JjQq can produce four genotypes: JQ, Jq, jQ, and jq. the parent JJQq can produce two genotypes: JQ and Jq. When we do a punnett square: 
JJQQ, JJQq, JjQQ, JjQq, 
JJQq, JJqq, JjQq, and Jjqq
There are two JjQq. 
Two out of eight is one out of four. 


6 0
3 years ago
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