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ehidna [41]
3 years ago
12

What is the first checkpoint in the cell cycle where a cell will be causes to exit the cycle is this pooint is not passed?

Biology
1 answer:
Bess [88]3 years ago
8 0
What is produced if a cell divides by mitosis but does not<span> undergo ... 24) Which is the </span>first checkpoint in the cell cycle where a cell will be caused to exit the cycle<span> if ... 28) Which of the following triggers the cell's passage </span>past<span> the G2 </span>checkpoint<span> ... they do so at random </span>points<span> in the cell </span>cycle<span>; they are </span>not<span>subject to cell </span>cycle<span> ...</span>
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What is compression?
zmey [24]
The action of compressing or being compressed.
the reduction in volume (causing an increase in pressure) of the fuel mixture in an internal combustion engine before ignition.
8 0
3 years ago
Read 2 more answers
A plant cell placed in a solution with a lower (more negative) water potential will _____. view available hint(s) a plant cell p
nlexa [21]

Answer:

Lose water and plasmolyze

Explanation:

  • When a plant cell is placed in a solution with a lower water potential it will lose water osmotically and plasmolyze.
  • During the process of osmosis water moves from a region of higher water potential to a region of lower water potential.
  • <u>Loss of water by the plant cells makes it to shrink or reduce in size and consequently, the plasma membrane pulls away from the cell wall, producing plasmolysis.</u>
4 0
3 years ago
Did the addition of rooting compound make any difference in the time it took to develop roots? Did it make any difference in the
harkovskaia [24]

Answer:

In in vitro plant tissue culture, indolbutyric acid and other auxins are used to initiate root formation in a procedure called micropropagation. The micropropagation of plants is an asexual propagation or propagation technique that is based on the organogenetic potential of plant cells, which consists of cultivating in vitro on appropriate substrates, isolated cells, portions of yolk meristems, vegetative apices at the beginning of their development or microstaquillas. Small samples of plants used are called explants. Auxins such as indolbutyric acid can be used to cause mass formation of undifferentiated cells called corns. Callus formation is often used as a first step in the micropropagation process since, by exposure to certain auxin hormones, callus cells can be induced to form other tissues such as roots.

Indolbutyric acid is often used to promote the rooting of stakes. In a study in Camellia sinensis, the effect of three different auxins, indolbutyric acid, indolacetic acid and 1-naphthalenacetic acid on root formation was measured. According to the authors, indolbutyric acid produced a higher root yield compared to other auxins.9 This effect of indolbutyric acid is consistent with that found in other studies; This hormone is considered the most commonly used auxin for root formation, 10 because it is much more potent than indolacetic acid and other synthetic auxins.7

Jatropha curcas is a species in which there is an improvement in the quality of the rooting of the stakes with the addition of indolbutyric acid in the middle (longer root length, number of roots, percentage of rooted stakes, and dry root weight) , 11 although not always the effect on rooting is statistically significant.

7 0
3 years ago
Which element is essential to making up all organic molecules?.
goldenfox [79]

Answer:

This element is carbon.

Explanation:

You might be quick to think the answer is something like hydrogen and oxygen because both form to make water. But understand that the question is not asking about important elements in life, just which element makes up organic molecules. This element happens to be carbon.

It's important to understand that carbon is lucky in that it has 4 valence electrons and is able to bond with other important elements, like F, N, and especially H. The bond between C-H is essential in organic chemistry because it represents the structure of an organic molecule and helps with the IUPAC naming of organic molecules. It also suffices to say that there is a cycle for carbon in the carbon cycle, which transports carbon from one place in our world to the other.

So, it suffices to say that carbon is in fact essential for making up organic molecules.

5 0
2 years ago
Which city is located at 60s and 0
Romashka [77]
Antarctica would be the answer
3 0
2 years ago
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