__ are molecules that carry information in cells. a. carbohydrates
b. lipids
c. nucleic acids

Which class of molecules contains the amino group, nh2 (a) sugars (b) water (c) proteins (d) hydrocarbons

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?