Bacteria, like the lactobacillus acidophilus use sugar as an energy source for anaerobic cellular respiration. this process produces much less atp than aerobic respiration and does not produce carbon dioxide as a by-product. it does, however, give yogurt its sour taste and prevents other food spoiling bacteria from developing.

Abnormal softening of a gland is known as

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that a) the four organisms do not have a common ancestor. b) humans are more closely related to chimps than any other apes. c) chimps are more closely related to gorillas than they are to humans. eliminate d) there is no evidence if any relationship between the four branches on the tree.

Are the earth's ocean floor and continents the same age geologically? why or why not?