Developed the concept of mapping genes on chromosomes when he was an undergraduate student?

a. Thomas Morgan
b. Francis Crick
c. James Watson
d. Alfred Sturtevant


Ans: d. Alfred Sturtevant

Biology & Microbiology

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__________ can lead to the loss of genetic diversity. Fill in the blank(s) with the appropriate word(s)

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Flat cells on bone surfaces believed to also help maintain matrix (along with osteocytes). On external bone surface, lining cells are called periosteal cells. On internal surfaces, they are called endosteal cells.

What will be an ideal response?

Biology & Microbiology

A polypeptide forms a pleated sheet or a helix as its tertiary structure.

a. true b. false

Biology & Microbiology

Functionally, the muscle fiber's fundamental unit of contraction is the

A) thick filament. B) myofibril. C) sarcomere. D) Z line.

Biology & Microbiology