Which of these best represents an ecosystem? A. herd of deer grazing in a field

B. Mushrooms decomposing organic matter

C. A pitcher plant growing in nutrient-poor soil

D. Frogs and fish swimming in a pond in the forest

The term equestrian relates to which animal? bulls cows horses pigs

Select the correct answer. what is the observable characteristic of a person called? o a. genotypephenotypeoc. alleleo d. gene

Whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.