Describe at least two major changes to the animal phylogenetic tree that have come about due to molecular or genetic findings.

How many copies of each chromosomes should be present in each of the 4 final haploid versions of gamete?

If the coding part of an mrna molecule is 1800 nucleotides (bases) in length, this molecule will contain codons and code for a polypeptide that is amino acids long.

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