Ribonucleic acid is what RNA stands for
Two ways:
1. In prophase I of meiosis the homologous chromosomes synapse and crossing over occurs. This switches sections of two of the sister chromatids so the outer two chromatids have the same mix of alleles as the parents and the inner two chromatids have new combinations of alleles.
2. Meiosis puts only one of each kind of chromosome in the gametes, selecting one of each homologous pair at random. Then when each gamete joins with the gamete from the other parent, there are practically infinite combinations of the alleles possible.
Conductive hearing loss is what may damage the ear drum and bones of the middle ear
Very high level atmosphere
The answer is D. Lipids repel water, we know the cell repels water because it states that the macromolecule is hydrophobic.