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RUDIKE [14]
3 years ago
15

Which structures make it immediately possible for the exchange of gases to occur in a plant?

Biology
1 answer:
Maksim231197 [3]3 years ago
7 0
B. Stomata. These are the holes in leaves that gases pass through. So, while leaves have something to do with it, petals do not, so D is close but wrong answer.
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During the contraction of a protostar, density increases and ________ rises. A) temperature
nydimaria [60]
The nuclear energy would increase

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3 years ago
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Vinblastine is a standard chemotherapeutic drug used to treat cancer. Because it interferes with the assembly of microtubules, i
Gnesinka [82]

Answer:

a. disruption of mitotic spindle formation.

Explanation:

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8 0
3 years ago
In which kingdoms are all organisms multicellular? A. Animalia and Fungi B. Animalia and Plantae C. Protista and Fungi D. Protis
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3 0
3 years ago
The gene frequency for a dominant allele is 0.68 and the recessive allele is 0.39. What percent of the population has a homozygo
Alinara [238K]

Answer:

15.21 %

Explanation:

If we recall the basic formula of Hardy-Weinberg's equilibrium ; we have the following below:

p + q = 1

p² + 2pq + q² = 1

where;

p = frequency of the dominant allele in the population

q = frequency of the recessive allele in the population

p² = percentage of homozygous dominant individuals

q² = percentage of homozygous recessive individuals

2pq = percentage of heterozygous individuals

Given that p= 0.68 and q = 0.39

the percentage of the homozygous recessive genotype (q² ) will be

(0.39)² = 0.1521

= 0.1521 × 100

= 15.21 %

∴ the percentage of the population that has a homozygous recessive genotype = 15.21 %

5 0
3 years ago
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Answer:

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Explanation:

3 0
2 years ago
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