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Aleksandr [31]
2 years ago
9

Please Help! What change do we get in membrane potential as a result of acetylcholine binding to nicotinic receptors on skeletal

muscle cells?
Depolarization or Hyperpolarization​
Biology
1 answer:
WARRIOR [948]2 years ago
5 0
Binding of acetylcholine to nicotine cells acetylcholine receptors triggers a rapid increase in permeability of the membrane to both Na+ and K+ ions, leading to DEPOLARIZATION.
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When a large number of species, sometimes entire major taxa, go extinct in a short period of time on the geological scale, the c
Ann [662]

Answer: C. Radical global climate change.

Explanation:

The entire taxa of the species can be wiped out due to an large catastrophic event associated with the change in the climate. As the climate becomes warm the chances of undergoing the global precipitation rate will change. The climate being an important abiotic factor under unstability is likely to affect the amount of rainfall, snow fall, drought and conditions of desertification. All these factors can be responsible for the removal of the entire taxa of the species in short time.

3 0
3 years ago
Levels of HDL, LDL, and triglycerides in the blood: are simple traits. are influenced by many different genes. tend to cluster i
VLD [36.1K]

Answer:

are influenced by many different genes

Explanation:

A quantitative trait is a given phenotypic trait influenced by the combined effects of many genes and its environment. A quantitative trait locus (QTL) is a region of DNA (i.e., a <em>locus</em>) associated with the variation of a quantitative trait. In the last years, some QTLs correlated to the variation of HDL, LDL, and triglycerides levels were mapped in different genomic regions, thereby showing that these complex traits are regulated by the interaction of multiple genetic <em>loci</em>.

7 0
3 years ago
Plant cells have a ____ white animal cell do not.
masha68 [24]

Plant cells have cell wall but animal cells don't have any cell wall.

6 0
3 years ago
Think of any number. Now add 2. multiply by 2. minus 2. divide by2. now minus it by the number u first thought of. The ans is 1.
givi [52]

Answer:

The correct answer is - 1.

Explanation:

Given:

The question says to take a number add 2 multiply 2 minus two and divided by 2 and minus the number thought so the numerical representation would be

=> (if x = 1)

Solution:

According to the ques

2+1 = 3

3*2= 6

6-2= 4

4/2 = 2

2- 1 = 1

8 0
3 years ago
The ___ retains its nucleus and controls the translocation of sugar.
Agata [3.3K]
The <span>companion cell i belive</span>
7 0
3 years ago
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