Sample #1 contains adenine, thymine, cytosine, and guanine, lysosomes, and carbohydrates. sample #2 contains adenine, uracil, cytosine, and guanine, minerals, amino acids, and pieces of cell wall. which sample could contain rna?

Apart of an ecosystem that can restrict the growth of a population is referred to as

14) 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.

An uncomfortable feeling in the ears when descending in an airplane is caused by changes in air pressure on the: a. inner ear b. middle ear c. eardrum d. hammer/anvil