Why do the polypeptides made in prokaryotes always contain formyl methionine as the first amino acid? A. The terminator tRNA adds formyl methionine first.
B. The initiator tRNA adds methionine amino acid first.
C. The initiator tRNA adds formyl methionine first.
D. The terminator tRNA adds methionine amino acid first.

What is the difference between sex-linked traits and autosomal traits in humans? a. sex-linked traits can only be passed from fathers to sons, while autosomal traits can be passed on from both parents to offspring of any sex. b. sex-linked traits are passed on through the x and y chromosomes, while autosomal traits are passed on through the other 22 chromosomes. c. sex-linked traits only affect females, while autosomal traits affect both males and females. d. sex-linked traits refer to genes that are on the x and y chromosomes, while autosomal traits refer to genes on all 23 chromosomes.

What type of cell division is used to replace old cell?

Astudent wants to compare the amounts of co2 given off by yeast provided with different amounts of sugar. the student places a balloon over each container to catch the released co2. which observation is a qualitative observation the student can make?