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Sergeu [11.5K]
3 years ago
7

Why are Scientific theories useful?

Biology
1 answer:
almond37 [142]3 years ago
7 0
<span>Scientific theories are useful because they help explain phenomena in the natural world that we previously had no or an incorrect understanding of. They are also useful because they are provisional, and so they change and develop as we gain more knowledge.</span>
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Each of two parents has the genotype blue/brown​, which consists of the pair of alleles that determine eye color​, and each pare
GarryVolchara [31]

Answer:

See the answer below.

Explanation:

<em>Let the allele for eye color be represented by A. Blue is dominant over brown eye color, hence, blue allele would be A while brown eye allele would be a.</em>

Two parents have the genotype blue/brown which is equivalent to Aa.

                   Aa    x    Aa

    AA               2Aa                aa

 blue eyes     blue eyes         brown eyes

a. Different possible outcomes: AA blue eyes, Aa blue eyes, and aa brown eyes.

b. Probability of a child from the cross having brown/brown (aa) genotype = 1/4 or 25%

c. Probability that the child would have blue eye color = 3/4 or 75%

4 0
3 years ago
If there is less space for natural ecosystems, then _____ may happen to plants and animals living in those ecosystems. *
oee [108]
The answer is excision
6 0
3 years ago
Do prokaryotic cells have nucleic acid?
elena-s [515]

Answer:yes

Explanation:

6 0
3 years ago
Two pods of dolphins (same species) exist off the coast of Mexico. Pod A likes to swim and play at depth in cooler water. Pod B
stellarik [79]

Answer:

The correct answer is - speciation is sympatric.

Explanation:

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This speciation takes place in the population with come ancestors as given in the question both pods of dolphins lose their ability to interbreed due to the sympatric speciation without any geographical separation.

Thus, the correct answer is - speciation is sympatric.

3 0
3 years ago
This theory is excepted by scientist when
Arada [10]

Answer:

Explanation:

If enough evidence accumulates to support a hypothesis, it moves to the next step — known as a theory — in the scientific method and becomes accepted as a valid explanation of a phenomenon. Tanner further explained that a scientific theory is the framework for observations and facts.

3 0
3 years ago
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