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solniwko [45]
3 years ago
9

Color blindedness is a sex-linked trait. If we could see the pedigree chart for several more generations of the family illustrat

ed here, we would expect
Biology
2 answers:
Jet001 [13]3 years ago
7 0
Hi there! 

It looks like this question is incomplete, but with a little searching, I was able to find it, and answered! 

You should check if your question has been posted before, as well as answered, 2 brains are better than one! 

brainly.com/question/3002846 

-Bumpsly
Naily [24]3 years ago
3 0

The right answer is we would expect more males to be color blind.

Color blindness is a hereditary congenital anomaly associated with sex chromosome X.

For a man to be color-blind, it is only necessary for him to receive from his mother the chromosome X carrying this anomaly, whereas a woman can be a vector or color-blind. The fact that the allele involving daltonism is recessive means that if only one of the X chromosomes of the woman carries this anomaly, she will be a vector and not a colorblind like the man.

A female carrier is a woman who has the defect, which means she is not color blind, but can pass it on to her children. To be color-blind, both X chromosomes would have to be reached.

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Human ABO blood type is determined by a single gene that comes in 3 distinct alleles: IA , IB , and i. The IA and IB alleles are
alexandr402 [8]

Answer:

given, mother and father are heterozygotes.

let, father has B blood group and mother has A blood group.

then their heterozygous  genotypes are --

father = iB, iO  and mother = iA, iO

punnett square will be,

        iB        iO

iA     iA iB     iA iO

iO     iB iO    iO iO

the genotypes of their progeny will be, iAiB ,  iAiO ,iBiO and iOiO

and phenotypes will be 3 are heterozygous and 1 is homozygous.

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3 years ago
What is Primary succession is mostly caused by
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3 years ago
In the above diagram of a plant cell, what is the function of structure 3?
kramer

Explanation:

B.  serves as the control center of the cell and contains the cell's genetic information

All the genetic information within the eukaryotic cell is stored within the nucleus as helical DNA. This DNA is tightly wounucleuscarbohynd around histones as chromosomes. Chromosomes within the nucleus is unwound, unzipped and read by enzymes in a complex series of steps known as transcription. The message on DNA, called genes is copied by RNA polymerase, to form mRNA complementary sequence to that of the DNA strand. These are then translated into proteins in ribosomes.

Further Explanation:

A cell's structural components (i.e. their makeup) determine their function (what they do) . For instance, photosynthesizing cells in algae and plants have structures called chloroplasts. These contain chlorophyll, a specialized compound which facilitates the conversion of light energy to energy stored in carbohydrates. In specific cell types, collected proteins may function as a unit called an organelle. Some organelles are bound by membranes like those that make up the external structure of the cell, with varying compositions of phospholipids and proteins. These are advantageous, as they:

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Learn more about cellular life at brainly.com/question/11259903

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6 0
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A child was exposed to a disease-causing virus (most likely chicken pox from the Varicella zoster virus) when he was 5 years old
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Answer: What is expected to happen is that the secondary immune system acts immediately against the virus.

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When a virus first enters our body, in order to defend itself, the body must first recognize what the antigen is in order to fight it through <u>antibodies</u>. Once it does it will keep a memory of it that it can use if this virus enters the body again. <u>This will be done through the secondary immune system</u>.

As the body already recognizes the antigen, it knows how to fight it immediately, generating a thousand times the amount of antibodies generated the first time.

Thanks to its memory cells, the virus will remain much less time in the body.

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Answer:

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Explanation: happy to help :)

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