In which of the following groups of organisms, food material is broken down outside the body and
absorbed?

(a) mushroom, green plants, amoeba

(b) yeast, mushroom, bread mould

(c) paramecium, amoeba, cuscuta

(d) cuscuta, lice, tapeworm

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

What organs comprise the respiratory system of a bird

9. what area of study applies scientific findings to create ways for solving problems or improving life? a biogeology b mathematics c manufacturing d engineering