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Katarina [22]
4 years ago
6

Who can help me ? ??

Biology
1 answer:
Paha777 [63]4 years ago
5 0

Answer:

32:  sand

33:  gravle/pebbles

34:  clay

35:  gravle/pebbles

Explanation:

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Organism A shares 50% of its DNA sequences with organism B, while organisms B and C share 90% of their DNA sequences. What can b
saw5 [17]
"Organisms B and C are more closely related to each other than they are to organism A" is the one among the following choices given in the question that can <span>be concluded from this. The correct option among all the options that are given in the question is the third option or option "c". I hope the answer helped you.</span>
5 0
3 years ago
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A needle-exchange program focused on a neighborhood with a high number of intravenous drug users is an example of _____ preventi
alex41 [277]

Answer:

Secondary

Explanation:

There are several levels of prevention. You might confuse this with primary prevention. Primary prevention is preventing infection, so it has to be done before the patient caught the disease.

The needle-exchange program aims to reduce the spread of blood-borne disease(HIV, hepatitis, etc) from the multiple usages of the same needle. Since the disease already exists, this will be secondary prevention.

7 0
3 years ago
In plant roots, the Casparian strip _ Group of answer choices (A) aids in the uptake of nutrients; (B) provides energy for the a
swat32

Answer:

Option-D

Explanation:

Casparian strips are the strips or band composed of a hydrophobic substance called the suberin which forms the ring-like structure in the endodermis of the vascular plants.

The Casparian strips are present around the vascular bundles in the endodermis to allow the uptake of the selective nutrients as the substance has to pass through the cell membrane before it enters the centre of the root or stele or vascular bundles.

The Casparian strips allow the movement of a substance through symplast mode only, therefore, is ensures the substance to pass through the cell membrane.

Thus, Option-D is correct.

3 0
3 years ago
In pea plants, the allele for inflated pod seed, I, is dominant over the allele for constricted pod seed, i. The Punnett square
scoundrel [369]

Answer:

II

Explanation:

Since 'I' is the more dominant trait and 'homozygous dominate' is asking for the same dominante feature, II should be the answer

Hope this helps!

:)

7 0
3 years ago
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What does RNA do?
umka2103 [35]

Answer:

The RNA carries out these instructions; it copies and transfers the genetic code from the DNA to ensure the relevant proteins are made. So just think of it as “DNA makes RNA make proteins”. Whereas DNA stands for deoxyribonucleic acid, RNA stands for ribonucleic acid.

Explanation:

Nooooo! Please, don't feel that way. I'm sorry you have to go through something like that. If you want someone to talk to everyday and tell me about your day then you can always talk to me or add me! Just know that I'm always here to love you, and support and care for you!

4 0
3 years ago
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