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Dmitry [639]
3 years ago
14

Which of the following large-scale environmental catastrophes has the least effect on aquatic ecosystems?

Biology
2 answers:
WITCHER [35]3 years ago
6 0
B would be the answer for this
JulsSmile [24]3 years ago
3 0
B.
Deforestation affects ecosystems on land. there are no forests underwater

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The brown-eye allele is dominant over blue-eye allele. A couple currently has 3 children with brown eyes. What is the probabilit
MissTica

Answer:

The correct answer is: 25 %

Explanation:

According to Mandel's law of inheritance, the dominant allele masks the expression of the recessive allele if present together. If a couple has 3 children with brown eyes. In a monohybrid cross, the ideal phenotypic ratio of the offsprings is 3: 1 or in other words, the dominant character chances to appear is 75% in phenotype.

So, by the law of dominance of monohybrid cross the chances of the fourth child to develop blue eyes is 25%.

Thus, the correct answer is : 25 %.

5 0
3 years ago
Nutrients enter the bloodstream during the process of
Elis [28]
The choice that best fits and answers the question is;

D: absorption

I hope this answer is sufficient and has aided you.

Cheers.


6 0
3 years ago
How does grass affect the movement of water?
Fittoniya [83]

Answer:

Even turf grass lawns restrict water flow into the ground and actually become nearly as impervious as paved surfaces because of turf grass’s densely-matted root structure. During and after a rainstorm, water rushing off impervious surfaces can be significant. This water is called runof

6 0
2 years ago
The only taxonomic category in which microevolution can occur is the ________ level.a. domain.b. species.c. genus.d. kingdom.e.
k0ka [10]

Answer: genus

Explanation:

The answer to the question is genus. The genus is where microevolution occurs or happens. The domain, species, kingdom, family, or population are not the taxonomic category where microevolution occurs. The answer to the question is genus.

Have a nice day!

8 0
3 years ago
1. What are the 4 organic compounds?
BartSMP [9]

Answer:

carbohydrates, lipids, proteins, and nucleic acids.

Explanation:

hope it helps

5 0
3 years ago
Read 2 more answers
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