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4 years ago

How does groundwater become polluted?

Biology

2 answers:

KATRIN_1 [288]4 years ago

6 0

There are many ways groundwater can be polluted. Such as,

Naturally-occurring (geogenic),

On-site sanitation systems,

Sewage and sewage sludge,

Fertilizers and pesticides,

Commercial and industrial leaks,

Hydraulic fracturing,

Landfill leachate,

Etc.

timurjin [86]4 years ago

6 0

Groundwater pollution can happen when man-made products like gasoline, oil, road salts, and chemicals get into the groundwater

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________ is a water-soluble vitamin that is especially important in amino acid metabolism, neurotransmitter synthesis, and the s

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Vitamin B12/ cobalamin

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4 years ago

Brachydactyly type d is a human autosomal dominant condition in which the thumbs are abnormally short and broad. in most cases,

Morgarella [4.7K]

A hereditary characteristic, brachydactyly type D shows autosomal predominance and is regularly created or acquired freely of other genetic qualities. The condition is related to the HOXD13 quality, which is main in digital formation and development.

Further explanation

Brachydactyly

Brachydactyly is a shortening of the fingers and toes because of curiously short bones. This is an acquired condition, and much of the time does not present any issues for the individual who has it. There are various kinds of brachydactyly, in view of which bones are abbreviated. This condition can likewise be a side effect of another hereditary issue. Except if there is a going with confusion that produces side effects, or the abbreviated digits weaken the utilization of hands and feet, there is no treatment required for brachydactyly. Most common type of brachydactyly is d type. In this type end bones of the thumbs are shortened.

Symptoms

The indications of brachydactyly are generally present during childbirth, however, it's conceivable that abbreviated appendages become increasingly evident with development and advancement. The fundamental symptoms of brachydactyly are fingers, toes, or both that are shorter than typical. Surgery is the only solution for this.

Reasons behind brachydactyly

It is an autosomal dominant disorder, which means you just need one parent with the quality to acquire the condition. It's idea that two distinct transformations in a specific quality add to brachydactyly. Now and again, it's conceivable that brachydactyly is brought about by medicines that the mother takes during pregnancy. It might likewise be brought about by bloodstream issues to the hand and feet, particularly in newborns. Brachydactyly D is symptomatic of a hereditary disorder. This may be due to incomplete dominance.

Answer details

Subject: Biology

Level: College

Keywords

Brachydactyly
Symptoms
Reasons behind brachydactyly

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3 0

3 years ago

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6. Select the scenario in which a mutation may become fixed in a population.

noname [10]

Answer:

A mutation occurs in a population of brown toads, causing green stripes that allow for better camouflaging in its habitat.

Explanation:

8 0

3 years ago

In mice, apricot eyes is recessive to black eyes. Tail length is governed by another gene, linked to the eye color gene. Long ta

just olya [345]

Answer:

trans

Explanation:

From the given information:

The study observes the genes present in mice for eye color and tail length. Since both genes are linked, it implies that they exist in the same chromosomes.

Black eyes is dominant over apricot eyes

Let Black eye be B and apricot eyes be b

Long tail is dominant over short tail

Let long tail be L and short tail be l

If double heterozygote(homoozygous-recessive) engage in the testcross

Then:

From the result given:

The parental combinations are:

Apricot eyes, Longtail (bL / bl) = 33

Black eyes, Short tails (Bl / bl) = 30

The recombinant genes are:

Black eyes, Long tails (BL / bl) = 17

Apricot eyes, Short tails (bl / bl) = 20

The recombination frequency relates to the distance between the two genes which can be computed as:

= (20+17)/100

= 37%

Thus; the heterozygous parent is in trans arrangement.

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Answer:

Explanation:

yOXD

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