When the muscle cell was without oxygen, piruvate was brought to produce
1.ethyl-alcohol & atp
2.methyl-alcohol & atp
3.lactic & atp
4.lactic & nad+
i think the correct answer is 3 but the book answer 4.
i don't understand

answer; /// i believe that the correct answer is (50%);

many phylogenetic trees have a single lineage at the base representing a common ancestor. a lineage that evolved early from the root and remains unbranched is called basal taxon. when two lineages stem from the same branch point, they are called sister taxa.

can i get the brainliest pls

explanation: