Which group of algae is responsible for formation of kelp beds along the north american coast?
a. brown algae
b. green algae
c. red algae

Awire-hair terrier and a smooth-hair terrier are mated. the offspring produced are 6 wire-hair puppies and 2 smooth-hair puppies. a. what pattern of inheritance best describes this situation? b. what is the genotype(s) of the wire-haired puppies? of the smooth-haired puppies? c. what would be the expected genotype and phenotype ratios of a mating between 2 wire-haired terriers that are heterozygous?

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.

Gram-negative bacteria have a cell wall that is! and does not accept the stain, making itappear