Author: Anonymous

The chemical bond connecting one nucleotide with the next along one strand of a DNA molecule is called a __________.

Homologous structures are __________.

Starting with a wild mustard species, humans have developed cauliflower, broccoli, kale, and cabbage. Which of the following statements is supported by this fact?

Nucleotides have a phosphate group attached at which carbon atom of the sugar?

Endonucleases and exonucleases are enzymes that can remove nucleotides from a polynucleotide chain. Where do endonucleases and exonucleases remove nucleotides from?

Select the purines. You may select more than one answer.

Ribosomes are complex aggregates of

In a small population of cockroaches living in your kitchen, only a few roaches mate in one year. This can lead to random changes in allele frequency in the population through __________.

Coloration in the peppered moth (Biston betularia) is determined by a single gene with two alleles showing complete dominance. Dark moths are homozygous dominant or heterozygous for the gene, light moths are homozygous recessive. In a sample of 100 moths, you determine that 64 of the moths are dark. According to the Hardy-Weinberg rule, the expected frequency of the dominant allele is __________.

In eukaryotes, the 3′ poly-A tail is attached to