Modern horses have a hoof on their feet. The fossils of their ancestors who have died out had multiple toes that then evolved into a hoof. This means that the a
Organisms that have hooves were more likely to reproduce.
b
Organisms with multiple toes didn't eat as much
c
Organisms with toes were eaten by predators
d
Organisms with hooves were taller and stronger

What household products contain algae?

Which of the following statements is true regarding a basic amino acid? a.) the hydrophilic r group of a basic amino acid will be located on the interior of a protein b.) the positively charged r group of a basic amino acid could bind dna c.) the r group of a basic amino acid would only be able to form covalent bonds with other molecules d.) a basic amino acid would be considered both polar and hydrophobic e.) all of the above

How does the fermentation of pyruvic acid in cells contribute to the formation of atp? a. it completes the oxidation of glucose to co2, creating atp. b. it generates lactic acid, which cycles back through the krebs cycle, producing 2 atp molecules. c. it converts fadh2 to phosphate, which bonds with adp. d. it produces 2 nad+ molecules, which cycle back to fuel the glycolysis reaction, allowing 2 atp molecules to be produced.