On a phylogenetic tree, each node (branchpoint) represents a divergence event, and the length of the branches represents the number of molecular changes that have taken place between the nodes.

Answer the following statement true (T) or false (F)


True

Biology & Microbiology

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Nematodes and rotifers have a body cavity that is

a. called a coelom. b. called a pseudocoelom. c. completely lined by tissues derived from mesoderm. d. both a and c.

Biology & Microbiology

Grinding of food is a function of the

a. incisors. b. canines. c. premolars. d. molars. e. molars and premolars

Biology & Microbiology

How does the amount of atp resulting from fermentation compare to that of aerobic respiration?

a) aerobic respiration results in less energy b) aerobic respiration results in more energy c) each process results in equal amounts of energy

Biology & Microbiology

Which of the following molecules serves the function to express the genetic material by being translated to protein?

A) carbohydrate B) cholesterol C) DNA D) RNA E) lipid

Biology & Microbiology