3 years ago

Explain how a sundial works.

Biology

1 answer:

Reika [66]3 years ago

4 0

Sundials work based on the rotation of earth

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Mutations can occur in the chromosomes of all types of cells. Mutations that are passed on to offspring must occur in

Viktor [21]

Answer:

Mutations are only passed on to offspring when they occur in germ cell DNA, which are the cells that create sperm or ova. The other kind of cells, somatic cells, are the rest of the cells in the body, and mutations that occur in these cells do not get passed on to offspring.

Explanation:

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3 years ago

In garden peas, tall (T) vine is dominant over short (t) vine, and round pea pod (R) is dominant over wrinkled pea pod (r). Cro

Aleksandr [31]

Answer:

Explanation:

Given:

Traits

T (tall, dominant) and t (short)

R (round, dominant) and r (wrinkle)

Crossing parents

hetero-zygous. tall wrinkled (Ttrr)

phenotype tall is given hetero-zygous., so Tt

phenotype wrinkled is recessive, so must be homo-zygous rr

Foiled genotypes (Tr, tr, each with 50%)

short hetero-zygous. round (ttRr)

phenotype short is recessive, so homo-zygous rr

phenotype round is given heteroz. so Rr

Foiled genotypes (tR, tr, each with 50%)

Offsprings on a 4x4 punnett square

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2 years ago

How are genes and nitrogen bases related?

bezimeni [28]

Answer:

each gene has a corresponding number of bases

Explanation:

each base corresponds to another on like this a to t and c to g

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3 years ago

Do foxes like chicken? yes or no made by fox

Rudik [331]

Answer:

yes

Explanation:

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Why are decomposers such as bacteria important to an ecosystem's food web?

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The answer is a because they decompose the dead matter and recover the nutrients thereby providing nutrients for plants

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