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Gnom [1K]
3 years ago
9

Explain the role of adrenaline in the formation of emotional memories.

Biology
1 answer:
noname [10]3 years ago
4 0
Low amounts of adrenaline, secreted within 30 seconds of learning, have a role in the consolidation of memory. Emotions that produce adrenaline therefore have an effect on the strength of a newly forming memory. The memories that are formed under circumstances of emotional arousal are often vital to survival.
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HELP <br> If a gene sequence is ACGTTTACAA, what will be the correspondence mRNA sequence?
Dafna1 [17]

Answer:

TGCAAATCATT

Explanation:

Because adenine always pairs with guanine and cytosine always pairs with guanine, just pair the A's in the sequence with G's for guanine, and so on so forth.

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3 years ago
When a single creature, or a whole species, changes in order to better fit their environment it is called _____.
deff fn [24]

Answer: The answer is Adaptation

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Read 2 more answers
Penicillin is an antibiotic drug that interferes with peptidoglycan synthesis in bacteria, eventually resulting in cell death. W
EastWind [94]

Since penicillin interferes with peptidoglycan synthesis, it means that the drug will have no effects on archaea.

<h3>Archaea cell walls</h3>

The cell wall of archaea consists mostly of polysaccharides and glycoconjugates. In order words, the cell walls of archaea lack peptidoglycan.

Since penicillin kills bacteria by interfering with the synthesis of peptidoglycan, it simply means that the drug will have no effect on archaea, since they do not have peptidoglycan in their cell walls.

More on archaea can be found here: brainly.com/question/1475001

3 0
3 years ago
Plant cells must absorb energy, release energy and then use energy to do cell work. What two processes do they use to do this?
Ronch [10]

Answer:

Photosynthesis and cell respiration

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Some organisms seem to have undergone very little evolutionary change
RUDIKE [14]

Answer:

shark are slow evolving species because of lower gene flow and rate if reproduction.

Darwin finches undergo divergent evolution

Explanation:

Sharks have evolved slowly because of following reasons –  

a) Lower rate of reproduction  

b) Restricted gene flow because of isolated habitat such as stretches of deep water

c) Staying close to the eggs and hence guarding them throughout their life thereby allowing no cross mating.  

d) Lower  rate of mitochondrial DNA (mtDNA) evolution  

Darwin’s finches show divergent evolution as different species of finches originated from a common ancestors. The beak size of finches vary form one species to other because of different diet habits

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3 years ago
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