Why can chromosomes be described as units of
linked genes?

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?