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

Look at the photo of the leaf. which term best describes this leaf?

What was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele

Which of the following is the function of the nociceptors? a. detecting odors in the nose b. detecting painful stimuli c. detecting central body temperature d. detecting touch and pressure