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xeze [42]
3 years ago
10

Who is generally given credit for the modern concept of the double stranded dna helix

Biology
1 answer:
kompoz [17]3 years ago
7 0
<span>Francis Harry Compton Crick was born June 8, 1916. His father, Harry, was manager for a factory producing shoes and boots. His mother, Annie, was a schoolteacher. Francis went to Northampton Grammar School, where he was introduced to basic physics and chemistry. At an early age, he attempted (unsuccessfully) to produce synthetic silk in the laboratory.</span>
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2. Dominant trait: cleft chin (C) Mother’s gametes: Cc
kakasveta [241]

Answer No 2:

      c      c

C   Cc     Cc

c    cc      cc

The genotype of the offsprings would be Cc, Cc, cc, cc i.e heterozygous cleft chin and no cleft chin. The phenotype of the offsprings could be 50% cleft chin and 50% without cleft chin.

there will be 50% chance of the child to have cleft chin.

Answer No 3:

        A        a

A     Aa       Aa

a      Aa        aa

There will be 25% chance for the offspring to have arched feet. As arched feet is a recessive trait, so for this trait to occur both the alleles of the gene should be recessive i.e aa.

Answer No 4:

    B      b

b   Bb    bb

b    Bb    bb

As blonde is a recessive trait, so both the alleles for this gene should be recessive for this trait to occur. Hence, according to the punnet square, there will be 50% chance for the offspring to be blonde.

Answer No 5:

           F      f

F          FF    Ff

f           Ff     ff

As normal vision is a resessive trait, hence both the alleles of the gene should be recessive for the trait to occur. According to the punnet square, there is 25% chance that the child will have normal vision.

3 0
3 years ago
When an experiment is repeated and the new results are different from the original results what may likely be inferred?
Ghella [55]

Answer:

A

Explanation:

You have to repeat it to see which result you see more of, because that would most likely be the correct solution.

4 0
3 years ago
Read 2 more answers
WHO CAN HELP 20 pys⭕️
zubka84 [21]
The mother has a 50% chance of having a child with that condition. Hope my work helps!
4 0
3 years ago
Do all living things give off co2?
olasank [31]

Animals and other living things release carbon dioxide when they exhale.

8 0
3 years ago
Sometimes two or more drugs are so similar in their actions on the brain and the body that as people build a tolerance for one d
alexgriva [62]

Answer:

Addiction

Explanation:

7 0
3 years ago
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