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never [62]
4 years ago
12

Cell structure _______ is the _______, which controls replication of chromosomes prior to cell division.

Biology
2 answers:
monitta4 years ago
8 0

Answer:

3; Nucleus

Explanation:

photoshop1234 [79]4 years ago
3 0

Answer:

The answer is "Nucleus" and "Center"

Explanation:

Organisms comprise of a large number of cells, however like every other living being, you begun life as a solitary cell. How could you create from a solitary cell into a living being with trillions of cells? The appropriate response is cell division. After cells develop to their greatest size, they partition into two new cells. These new cells are little from the outset, yet they develop rapidly and at last separation and produce all the more new cells. This cycle continues rehashing in a ceaseless cycle.

Cell division is the cycle wherein one cell, called the parent cell, partitions to frame two new cells, alluded to as girl cells. How this happens relies upon whether the cell is prokaryotic or eukaryotic.

Cell division is easier in prokaryotes than eukaryotes on the grounds that prokaryotic cells themselves are less complex. Prokaryotic cells have a solitary roundabout chromosome, no core, and few different organelles. Eukaryotic cells, interestingly, have various chromosomes contained inside a core and numerous different organelles. These cell parts must be copied and afterward isolated when the cell separates.

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The light micrograph shows dividing cells near the tip of an onion root. Identify a cell in each of the following stages: propha
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Mitotic division in onion root cells:

  1. Prophase: the emergence of chromatin threads that form chromosomes, the chromosomes are visible and overlap.
  2. Metaphase: chromosomes line up and line up in the middle of the equatorial plane. The centromere of the chromosome appears to have bonds with the kinetochores connected to the spindle threads.
  3. Anaphase: the centromere of the chromosome undergoes division then the chromosomes are pulled by the spindle threads towards the two opposite poles and leave the center of the equator that looks empty.
  4. Telophase: The cytoplasm divides into two identical-looking daughter cells. At the telophase stage, the process of cell division occurs in two parts and has identical properties.

Mitosis is a cell division through the stages of prophase, metaphase, anaphase, and telophase. The purpose of mitosis is for growth and regeneration which results in two daughter cells that are identical to the original parent cell. Mitosis occurs only once and lasts only during somatization.

Learn more about mitosis here brainly.com/question/1186551

#SPJ4

7 0
1 year ago
How often does the human body grow a new stomach lining to protect it from the chemical mixture inside?
stellarik [79]

Every 3 days the stomach starts a new lining

5 0
3 years ago
WHY HAIR BECOME BROWN?
BARSIC [14]

Answer:

because of you family member

Explanation:

3 0
4 years ago
Read 2 more answers
Menstrual cramps are experienced with the onset of the menses because of strong contractions of the ____ layer of the uterus.​
spin [16.1K]
The Answer is "<span> the middle muscular </span>layer".
The middle muscular layer of the uterus is also known as myometrium.
There are three layers of the uterus;
1) the outer layer known as perimetrium
2) the middle layer that is myometrium
3) the inner layer which is known as endometrium.
The middle layer is responsible for the uterine contraction and as a result, one have menstrual cramps.
5 0
3 years ago
HELLLPPP PLEASE I NEED TO FREAKING PASS​
Yuliya22 [10]

Answer:

I would say everything's correct except the second one, I believe that one is false :) I hope you do well and sorry if i'm wrong!

Explanation:

5 0
3 years ago
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