While deciding where to hunt for specimens, what's the first thing scientists have to consider? Please answerr

Homologous chromosomes with heterozygous alleles d) heterozygous chromosomes with homozygous alleles

Hmm this is a hard heterotroph's can't produce its own food. a human can produce it's own food because people kill animals and eat them like squirrel, deer, oak trees need rain which they don't produce the rain, bee's need flowers and pollen and nectar but they don't produce it either, rabbit's don't produce either, because they either steal carrots from your garden and eat leaves.so, the best answer that i would pick is a. humanshope my answer has you and sorry if it doesn't : ) : (