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anygoal [31]
2 years ago
12

What is the significance of sporopollenin in bryophytes

Biology
1 answer:
sweet [91]2 years ago
3 0
<span> it's a component of the outer walls of spores and pollen grains, and Bryophytes are mosses, so... I would assume that it's something that protects moss spores.</span>
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With a population in Hardy-Weinberg equilibrium, the A allele has a frequency of 0.60, and the frequency of the a allele is 0.40
valkas [14]

Following the Hardy-Weinberg equilibrium theory, the frequency of the heter0zyg0us genotype is 2pq. In the exposed example, 2pq = 0.48.

<h3>Hardy-Winberg equilibrium</h3>

The Hardy-Weinberg equilibrium theory states that the allelic frequencies in a locus are represented as p and q.

Assuming a diallelic gene,

→  The allelic frequencies are

  • p is the frequency of the dominant allele,
  • q is the frequency of the recessive allele.

→  The genotypic frequencies after one generation are

  • p² (H0m0zyg0us dominant genotypic frequency),
  • 2pq (Heter0zyg0us genotypic frequency),
  • q² (H0m0zyg0us recessive genotypic frequency).

If a population is in H-W equilibrium, it gets the same allelic and genotypic frequencies generation after generation.

The addition of the allelic frequencies equals 1  ⇒ p + q = 1.

The sum of genotypic frequencies equals 1 ⇒ p² + 2pq + q² = 1

If the allele A has a frequency of 0.6, and the allele B has a frequency of 0.4, then the frequency of the heter0zyg0us genotype is

2pq = 2 x 0.6 x 0.4 =<u> 0.48</u>

You can learn more about the Hardy-Weinberg equilibrium at

brainly.com/question/3406634

7 0
2 years ago
What is one reason for an even distribution pattern among a particular species in a community?
aleksandr82 [10.1K]
There’s an even distribution pattern among a particular species in a community because species is territorial in <span>which they protects its <span>territory</span> from incursions by others of its species. Animals sound or scent are their way of marking territorial boundaries, chases and fighting will happen for instances that such markings do not dishearten the intruders. </span>



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I think it's D. It shields life forms on the surface from radiation?

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Answer is: a secretary smokes a cigarette in a crowded break room.
External cost Is when consuming a good or servise imposes a cost to a third party. In this case, smoking affects other people in break room, causing pollution and health related problems.
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3 years ago
Why do the other planets take longer to orbit the Sun than the inner planets do​
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Answer:

Outer planets take longer to orbit than inner planets because of the greater distance they need to cover. They also are further from the sun weakening the power of the suns gravitational pull which causes then to orbit slower.

Explanation:

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