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Vsevolod [243]
2 years ago
10

What kind of reservoir shaped a lot of the Grand Canyon? How do you know?

Biology
2 answers:
Kaylis [27]2 years ago
8 0
Great reading kid hope u pass
Margaret [11]2 years ago
7 0
I dont know you tell me
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In a dihybrid cross involving two autosomal traits on different chromosomes in which the parents are purebred for the opposite f
Simora [160]

Answer:

The question lacks options, the options are:

A) 1 out of 16

B) 3 out of 16

C) 6 out of 16

D) 9 out of 16

The answer is 1 out of 16

Explanation:

This is a DIHYBRID cross because it involves two different genes coding for distinct traits. One of the traits will be dominant while the other recessive. Hence, parents that are purebred for opposite forms of the trait means that one parent is homozygous dominant while the other is homozygous recessive. When these two parents cross, they produce F1 offsprings that all possess the dominant trait but heterozygous/hybrids.

When these hybrids are self-crossed, they produce four different combinations of gametes which when crossed using a punnet square will result in F2 offsprings with a 9:3:3:1 phenotypic ratio according to Mendel's observation.

9 represents offsprings that are dominant for both traits

The two 3's represents offsprings that are recessive for one trait and dominant for the other respectively.

1 represents offsprings that are homozygous recessive for both traits.

Hence, 1 out of 16 offsprings will be homozygous recessive for both traits.

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3 years ago
Undifferentiated cells in a tissue that can become specialized cells of that tissue, but not of other tissues, are __________ ce
lara31 [8.8K]

The answer is stem cells, they consist of classes of cells that are undifferentiated and are able to be classified them into types like specialized cells. They consist of having two main sources that will help them develop and mature, these main sources are called the embryonic stem cell and the adult stem cell.

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Is there a scientific reason why adults don't really understand their children?
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Throughout their teenage years, children's minds are literally being rewired. Teenagers are unable to comprehend facial expressions or other's emotions which can make it for others to understand them or for them to even understand themselves.
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how would you answer a person who says that the geologic column gives support for an earth that is at least 4.6 billion years ol
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<span>The geologic column is a graphic representation of the layers of rock that make up the earth’s crust. By compiling data from local areas, scientists have constructed a composite picture of the earth. Evolutionists would have us believe that this is also a picture of the 4.5 billion year history of the earth. Using a bit of circular reasoning, the geologic column is used as support for biologic evolution, which is then sometimes used to confirm the order of the layers in the geologic column.</span>
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3 years ago
State a conclusion based on the data from this experiment.
DENIUS [597]

Answer:

I'm so sorry, but may you have an image because I see nothing other than "

State a conclusion based on the data from this experiment."

Explanation:

5 0
3 years ago
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