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Anton [14]
3 years ago
12

What is special about the cell division that takes place soon after an egg cell is fertilized

Biology
1 answer:
Iteru [2.4K]3 years ago
4 0

A fertilized egg is called a zygote until it divides into 16 cells, forming a ball-shaped structure called a morula. ... In humans, it takes about four days for a zygote to become a morula and another three days until the embryo attaches itself to the mother's uterine wall.

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Which compound plays a pivotal role in both the first and last step of the TCA cycle? a. pyruvate b. oxaloacetate c. oxalate d.
vitfil [10]

Answer:

Option b oxaloacetate is the right one.

Explanation:

There are major eight steps in TCA cycle. Oxaloacetate plays a pivotal role in <u>first and eight step</u>s of cycle.

Step 1. In the first step of the citric acid cycle, acetyl CoA joins with a four-carbon molecule, oxaloacetate, releasing the CoA group and forming a six-carbon molecule called citrate.

Step 8. In the last step of the citric acid cycle, oxaloacetate—the starting four-carbon compound-is regenerated by oxidation of malate. Another molecule of NAD+ is reduced to NADH in the process.

8 0
3 years ago
In the living world, there is a great deal of genetic variation. The genetic information of dogs differs from the genetic inform
Svetach [21]

Answer:

C.

Explanation:

This is because asexual reproduction has no genetic variation.

7 0
3 years ago
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Norma-Jean [14]
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8 0
2 years ago
Cooking is easy in pressure cooker why?
bazaltina [42]

Answer:

This compression increases the pressure inside cooker to more than atmospheric pressure which in turns increases the boiling point of the remaining water.

Explanation:

This compression increases the pressure inside cooker to more than atmospheric pressure which in turns increases the boiling point of the remaining water. ... Higher temperature of water means higher transfer of heat to food kept in it and hence the faster cooking.

3 0
3 years ago
Sam and his Dad were trying to combat the fire ants in the backyard. They tried several brands of fire ant "killing" chemicals b
Harman [31]

Answer: Tbh i dont rlly know But i think it might be C. do grits work better at illing ants than commercial products?

If im wrong srry!

Hope this helps!

Explanation:

6 0
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