This is the only part of a dna/rna nucleotide that changes. it is found along with the 5-carbon sugar and the phosphate group.

The bacteria found in soil is usually harmful and measures are taken to remove any traces of microorganisms. true or false

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.

Are gametes exactly the same? explain why or why not?