What type of physical response would an animal display if it were caught in a sudden sand storm?
blinking
shedding
scratching
panting

When proteins are being produced by a cell, scientist say that the genes are question 2 options: activated turned off replicated deactivated

In a population that is in hardy-weinberg equilibrium, there are two possible alleles for a certain gene, a and a. if the frequency of allele a is 0.4, what fraction of the population is heterozygous? a. 0.40 b. 0.60 c. 0.16 d. 0.48

Abird flies by moving its wings up and down. which two systems are most directly responsible for the movement of a bird's wings? a. skeletal and muscular systems b. respiratory and muscular systems c. skeletal and digestive systems d. respiratory and digestive systems