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Agata [3.3K]
3 years ago
10

Which statement explains why the structure of sickle cells differs from normal red blood cells?

Biology
1 answer:
solmaris [256]3 years ago
8 0

Answer:

a

Explanation:

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An Emergency Medical Responder reports that a male​ patient, injured while playing​ football, has bruising to the lumbar area of
Eduardwww [97]

Answer:

C) Lower back

Explanation:

The lumbar area is located between the chest, the spine and the sacrum. This area corresponds to the lower back and has five vertebrae: L1-L5. According to this, the  answer is that based on this​ statement, the EMT should expect to find bruising in the lower back.

4 0
3 years ago
How does a classification scheme reflect biological and evolutionary relationships among different primate lineages
zhenek [66]

Taxonomic classification scheme goes from generalized to specialized. It shows how primates are related and evolved into more diverse species, becoming more developed. Anatomical characteristics that were present in early ancestors are retained and/or changed over the course of progression.

5 0
3 years ago
By which process are fossil fuels formed?
Delvig [45]
There are three major forms of fossil fuels and these are coal, oil and natural gas. All three were formed many millions of years ago before the time of dinosaurs. Plants and trees died and sank to the bottom of swamps which filled the land. The dead matter formed layers of a spongy material called peat. Over time the peat was covered by sand, clay and other minerals which turned into sedimentary rock. As the layers of rock piled up, their weight squeezed the peat until water came out of it and it eventually turned into coal, oil and natural gas.
4 0
3 years ago
Cytosine makes up 42% of the nucleotides in a sample of dna from an organism. Approximately what percentage of the nucleotides i
Vikki [24]

Answer:

8%

Explanation:

DNA is a double-stranded molecule made up of nucleotides: A, T, G, and C. According to Chargaff, A + T + G + C = 100%, where Adenine (A) pairs with Thymine (T) while Guanine (G) pairs with Cytosine (C).

Since G pairs with C and A with T, there must be equal proportions of each nuceleotide pair i.e. A=T, G=C

If C= 42%, G is also 42%

We then have, 42 + 42 + A + T = 100

84 + A + T = 100

A + T = 100 - 84

A + T = 16%

If A and T is collectively 16% and each must contain equal proportion, therefore, A=T = 16/2 = 8%.

Hence, proportion of Adenine and Thymine in that DNA is 8%.

4 0
3 years ago
It is a social consequence of global fuel dependence.
Zolol [24]
I think the correct answer from the choices listed above is option B. The social consequence of global fuel dependence is the <span>increase in atmospheric pollution levels</span><span>. This is because the use of these fuels cause the production of harmful gases which are emitted to the atmosphere directly which will really affect the people. </span>
6 0
3 years ago
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