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IRINA_888 [86]
3 years ago
9

Current research indicates that supplementation with what before pregnancy may reduce the risk of placental abruption?

Biology
1 answer:
Snezhnost [94]3 years ago
6 0
Supplementation of folic acid or the synthetic form of Vitamin B9 before or during pregnancy may prevent placental abruption or pregnancy complication. Supplementation of Folic Acid helps in preventing Neural Tube Defects or serious birth defects of the spinal cord or the brain itself. 
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Which individual is shown in the karyotype? male with Turner syndrome male with Klinefelter syndrome female with Turner syndrome
irinina [24]

Answer:

Male with Turner syndrome has 44 autosome with X (monosmy) and female has 44autosomes with XO( female).

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3 years ago
Complete the sentences. Each term may be used more than once.
11Alexandr11 [23.1K]

Answer:

The correct answer is -

1. right-handed

2. right-handed

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4. left-handed

5. negative

6. negative

Explanation:

In a circular bacterial chromosome, the structure of DNA is a right-handed double helix In a circular bacterial chromosome.

If DNA is twisted in the right-handed direction, it becomes overwound. Overwinding results in positive supercoiling takes place. If DNA is twisted in the left handd direction, it becomes underwound. Underwinding results in negative supercoiling.

f. One effect  negative supercoiling in bacterial chromosomes is to promote separation of the two strands of DNA in the double helix

8 0
3 years ago
What body system peforms the function of getting rid of chemical waste
lesya692 [45]
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6 0
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Put the steps of Cellular Respiration in order.
NNADVOKAT [17]

Answer:

The steps will be in order in the sequence 12,13,11,4 and 15

Explanation:

12. In glycolysis, glucose is converted into pyruvate. ATP and NADH ARE MADE.

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11. The acetyl CoA undergoes a series of changes and ATP, FADH2, NADH, and carbon dioxide are released.

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15. Oxygen takes electrons and water is produced. 34 ATP molecules are released.

​

3 0
4 years ago
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hjlf

Answer:

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4. Naturally occurring volcanic eruptions can produce large amounts of gases which contain sulfur. These gases accumulate in the atmosphere in the same way as man-made sulphuroxides.

Sorry, but after that I don't know.

Explanation:

4 0
3 years ago
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