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3 years ago

Answer correctly - 50POINTS!!!!

Biology

1 answer:

Dahasolnce [82]3 years ago

8 0

Answer:

1) option A - 5' TAG CTG GTA 3'

2) Option C - regulates which materials enter and leave the cell

3) option B - heredity information

Explanation:

For question 1) The complimentary strand will read in opposite direction 5' to 3', and will have each base replaced by its specific base pair:

Adenine (A) replaced by Thymine (T)

Guanine (G) replaced by Cytosine (C)

Thus, the complimentary strand of 3' ATC GAC CAT 5' read as 5' TAG CTG GTA 3'

For question 2)

Cell membrane is a flexible membrane made up of proteins and lipids, and is role is to

- select the materials absorbed by the cell

- protects the cell

For question 3)

DNA stores hereditary information along its sequence in form of genes, that are passed down to offsprings, and determine their traits/behavior

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2 years ago

Which statement best describes the Richter scale?

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Please help me wuth this:

ipn [44]

1. Answer;

It facilitates the movement of the fetus towards the pelvic girdle thus the child is born headfirst.

Explanation:

During labor the pelvic floor facilitates movement of the fetus towards the pelvic girdle by resisting the descent of the presenting part. This makes the fetus to rotate forwards and therefore results in majority of the fetus being born headfirst.

2. Answer;

Purple pushing lead to development of pelvic floor problems.

Explanation

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Purple pushing involves the midwife instructing a woman to hold her breath for ten seconds while forcefully pushing down during a contraction.
in the second stage instead of waiting for the mother to feel the instant urge of pushing which lead to development of pelvic floor problems.

3. Answer;

Exercise can help to strengthen the abdominal muscles and reduce the appearance of diastasis recti.

Explanation;

By contracting transversal abs muscles they strengthen and pull the muscles inwards.
The diastasis recti reduce with time due since the rectus muscles come close to each other enabling a human being to live a normal life because flexion, bending and stability becomes easy.

4. Answer

Pelvic floor muscles
Stomach muscles
Abdominal muscles
Perineal muscles
Uterine muscles

Explanation

Abdominal muscles are stretched to their limit by term. They greatly decrease the ability to perform strong contraction.
Pelvic floor is vulnerable to muscular and neurological injury during labor and delivery.
Perineal muscle tightening strengthens the pubococcygeus muscle and increases its tone.

5. Answer and explanation;

Sports that can lead to falling down e.g. skating
Sports that may involve altitude change
Exercises that involve lying flat on your back
Exercises that involve holding o breath
Motionless standing

6. Answer

Yes

Explanation

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Exercise maintains physical fitness, health and wellness aiding growth to the unborn since the mother gains enough strength and energy and there is proper blood flow.
Many pregnant women tend to gain weight which may lead to health difficulties for example struggling to breath. The pregnant lady is able to cope with labor and she is able to get back in shape after the baby is born.

7. Answer;

One is supposed to get up slowly and gradually to avoid dizziness.

Explanation;

Dizziness happens after a tiresome activity done continuously for a period of time thus one should get up slowly and gradually to avoid other injuries like falling endangering the life of the unborn child.

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2 years ago