Will mark brainliest which statement describes the habitat of polar bears? a. polar bears eat meat, so they are carnivores. b. polar bears are predators because they hunt other animals. c. polar bears live in the arctic, where it is cold and icy. d. polar bears are active all year and do not hibernate.

When analyzing tree rings, what do scientists assume a thin ring indicates?

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?

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis