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Step2247 [10]
3 years ago
5

Which of the following issues is not an existing problem that biologists can help solve?

Biology
1 answer:
Marianna [84]3 years ago
7 0
Disease I believe but not sure
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Transcribe the following DNA sequence from HbA.
LenKa [72]

Answer:

3' -TCA TTG CCG TCT GAA GAG GAG TCC TCA GTC CAC GTG GTA -5'

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3 years ago
Generally in which direction does wind blow
beks73 [17]
I believe its East to West :)

This is because Earth's rotation generates what is known as the Coriolis effect. This effect makes wind systems twist counter-clockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere.
4 0
3 years ago
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Sexual reproduction in eukaryotes increases genetic variation. In prokaryotes, transformation, transduction, and conjugation are
stealth61 [152]

Answer:

A

Explanation:

All living organisms pass on or transfer their genetic material to their offsprings. However, this transfer of genes occurs through the process of reproduction (sexual or asexual). Reproduction may (in case of sexual) or may not (in case of asexual) ensure genetic variation among species.

Eukaryotes that undergo sexual reproduction increase genetic variation among their species by undergoing Crossing-over (exchange of chromosomal segment between non-sister chromatids of homologous chromosomes) during meiosis or gamete formation. This process of transferring genetic material directly from parents to offsprings is called VERTICAL GENE TRANSFER, and only sexual-reproducing eukaryotes ensure genetic variation through this process.

On the other hand, prokaryotic organisms cannot undergo sexual reproduction, they undergo asexual reproduction instead and asexual reproduction does not guarantee genetic variation since identical daughter cells as the parents are produced from the process. However, to promote genetic variation among their species, they employ the processes of transformation, transduction and conjugation which are all forms of HORIZONTAL GENE TRANSFER because it involves transfer of genetic material from one cell (donor) to another (recipient) which do not have the parent-offspring relationship.

7 0
4 years ago
Imagine that beak color in a finch species is controlled by a single gene. You mate a finch homozygous for orange (pigmented) be
AURORKA [14]

Answer:

A) incomplete dominance.

Explanation:

It is a clear case of incomplete dominance. This kind of inheritance shows deviation from Mendel's popular law of genetics which is known as "Law of Dominance". This law states that when two pure breeding parents i.e. homozygous dominant and homozygous recessive are mated then all their off-springs are genotypically heterozygous but phenotypically they all show dominant trait. But in incomplete dominance, <u>the dominant allele is unable to mask the expression of recessive allele completely</u> which leads to a phenotype which is a blend of both the traits.

In the example, orange beak is unable to mask the expression of ivory beak completely as a result of which all the off-springs have an intermediate trait which is pale, ivory-orange beak.

3 0
4 years ago
Describe the pathway of a Nitrogen atom from our atmosphere, through the bacteria that process it, back to the atmosphere. inclu
Svetlanka [38]

Answer:

soory just need points

Explanation:

5 0
3 years ago
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