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Artyom0805 [142]
3 years ago
7

Which selection from the section "Slowing The

Biology
1 answer:
leva [86]3 years ago
3 0

Answer:

Practice physical distancing by avoiding unnecessary travel and staying away from large groups of people.

Explanation:

What preventative measures can I take against the coronavirus disease?

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Forceps, they literally are almost the exact same thing.
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The retinoblastoma protein, pRB, is a tumor-suppressor protein that controls the G1/S cell-cycle checkpoint. While pRB is presen
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Answer:

1. pRB phosphorylated: The cell will not remain in G1 phase i.e. it will enter S phase because pRB will be degraded.

2. pRB not phosphorylated: The cell will remain in G1 phase i.e. will not enter S phase because pRB will remain bound to E2F.

3. pRB bound to E2F: The cell will remain in G1 phase i.e. will not enter S phase.

4. pRB not bound to E2F: The cell will not remain in G1 phase i.e. it will enter S phase.

5. E2F bound to DNA: The cell will not remain in G1 phase i.e. it will enter S phase.

6. CDK4 bound to Cyclin D1:  The cell will not remain in G1 phase i.e. it will enter S phase.

Explanation:

Retinoblastoma protein, pRB supresses tumor by regulating cell cycle progression in G1 phase. When a transcription factor known as E2F is bound to pRB the cell remains in G1 phase and did not proceed further to enter S phase. But as soon as pRB becomes phosphorylated, E2F becomes free and causes gene expression of cyclin E and and cyclin A which are required in progression of cell cycle from G1 phase to S phase.

<u>Signaling involved in cell cycle progression from G1 phase to S phase. </u>

When a cell is unstimulated, pRB is bound to E2F but G1 phase specific growth factors induce the expression of cyclin D through Ras-MAP kinase pathway.

Synthesis of cyclin D leads to the activation of CDK-4 which is a serine-threonine kinase. This kinase causes phosphorylation of pRB which results in the degradation of pRB.

Because of degradation of pRB, <u>E2F becomes free</u> and leads to the expression of cyclin E and and cyclin A which are S phase specific cyclins. This is how cell progresses from G1 phase to S phase.

E2F is a transcription factor which causes expression of S phase specific cyclins i.e. cyclin E and and cyclin A. So, E2F bound to DNA will result in cell cycle progression from G1 phase to S phase.

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At higher elevations, the boiling point of water decreases, due to the decrease in atmospheric pressure. As a result, what could
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Bismuth strontium calcium copper oxide/ACM114901610 can be provided in Alfa Chemistry. We are dedicated to provide our customers the best products and services.

Explanation:

https://www.alfa-chemistry.com/bismuth-strontium-calcium-copper-oxide-cas-114901-61-0-item-195753.htm

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3 years ago
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Select all that apply. Meiosis _____. maintains chromosome number throughout generations causes genetic recombination is employe
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Meiosis is the process of cell division by which involving gametes. Cell division is just the same for sperm and egg cells, but they have distinguishable descriptions and labels in the process. Spermatogenesis is for the males’ sperm cells and oogenesis is the process for females’ egg cells. The cell division of meiosis involves the two phases, respectively meiosis I and meiosis II. Meiosis I like mitosis is the cell division that produces diploid cells<span>. These diploid cells are cells that contain a complete pair of chromosomes which is 46. The result is two diploid cells after the first meiosis. To provide clear explanation, in contrast haploid cells only contain 23 chromosomes and are created after meiosis II which is 4 in number. </span>
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What factors caused kia to choose georgia for its first american plant?
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<u>Answer:</u>

<em>Many factors caused Kia to choose Georgia for its first American plant. </em>

<u>Explanation:</u>

<em>Kia wanted a location that has access to all kinds of transport network highways, shipping ports, railways and airport. </em>Georgia satisfied this need.

Georgia is situated at the heart of the southeatern automotive corridor and Kia required proximity to its future suppliers which made them choose Georgia as the location. <em>The beneficial tax structure of Georgia and its competitive workforce attracted Kia. </em>

The percentage of unionized manufacturing workers are low in Georgia. <em>A long history of automotive leadership has made Georgia a location where known for good industrial practices and skilled workforce. </em>

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