Sodium ions are “pumped” from a region of lower concentration to a region of higher concentration in the nerve cells of humans. this process is an example of—

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?

Which direction does the energy flow in this energy pyramid ?

The image shows a group of fish. the type of social behavior shown in the image is called