Answer:
It is necessary to separate oxygenated and deoxygenated blood separate in mammals and birds to maintain their body temperature. Also, if they both are mixed, the blood will get impure and it would be difficult for the heart to supply impure blood. We also can't live with impure blood so we most probably will die.
"When there are multiple mutations in a gene" is the one among the following choices given in the question that <span>is a mutated gene most likely to be passed along to offspring over several generations. The correct option among all the options that are given in the question is the second option or option "B".</span>
Cell nucleus chromosome gene nucleotide base subunit atom
The best and most correct answer among the choices provided by the question is the third choice "jellyfish and corals"
<span>Cnidaria is a phylum containing over 10,000 species of animals found exclusively in aquatic environments: they are predominantly marine species. Their distinguishing feature is cnidocytes, specialized cells that they use mainly for capturing prey.</span>
I hope my answer has come to your help. God bless and have a nice day ahead!
The answer is a hope it helps