What is made of a single, long molecule of DNA?

allele

nucleus

chromosome

protein

How does Homologous structures support evolution

Which best describes organic compounds

Which one of the following statements about euchromatin is incorrect? a. It is most frequently found in the form of 30nm fibers. b. It is distributed throughout the nucleus. c. It is less densely packed than heterochromatin. d.

In which digestive system organ will you find enzymes responsible for breaking down disaccharides into monosaccharides and dipeptides are into amino acid

Which is true of the light reaction of photosynthesis? A. It breaks down ATP. B. It breaks down sugar. C. It produces ATP. D. It produces sugar.

What does natural selection act on

Where does cellular respiration occur? In the cytoplasm In the mitochondrion < - - In the cell membrane In the chlorophyll

People generally know that citrus fruits are good food sources of vitamin C, but there are plenty of non-citrus sources as well. What are some of the non-citrus foods are good sources of vitamin C?

what is the presence of different genes on the same chromosome, is it linkage?, diploid?, haploid?, autosome?, or chromosome theory

Which of the following statements about hormones are correct? (A) Hormones can be peptides, steroids, or amino acid derivatives. (B) Hormones can stimulate the synthesis of target proteins through the activation of specific genes.