The study of evolutionary relationships is called:
a. taxonomy
b. phylogeny
c. genetics
Ans: b. phylogeny
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Shrimps, crabs, and lobsters are examples of ____
a. cephalopods b. gastropods c. mollusks d. arachnids e. crustaceans
With which organelle are ribosomes most closely associated?
A. The Golgi complex B. Lysosomes C. Mitochondria D. Smooth endoplasmic reticulum E. Rough endoplasmic reticulum
Which of the following molecules can be used as a substrate for cellular respiration?
a. glucose only b. glucose and lipids only c. glucose and proteins only d. glucose, lipids, and proteins only e. glucose, lipids, proteins, and fatty acids
What drives the return of blood to the heart in the systemic veins?
A) Ciliated cells lining the inside of the veins B) Muscles squeezing blood through the veins C) The lymphatic system D) Contractions of the left auricle