Based on evidence from "primate molecular clocks," a primate common ancestor of humans and chimpanzees existed about:
A) 6—7 million years ago. B) 4—5 million years ago.
C) 3 million years ago. D) 10 million years ago.
Answer: A
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What do eudicots have that is not present in monocots?
A. Parallel venation.B. Leaf blade. C. Netted venation. D. Nodes. E. Internodes.
The distribution of lipids in the plasma membrane of eukaryotes is symmetrical.
Answer the following statement true (T) or false (F)
While looking in a tide pool, you find an animal with a two-part shell and a large foot that it uses to bury itself in the
sand. What is the likely identity of your find? a. a gastropod b. a chiton c. a bivalve d. a cephalopod e. a snail
The adrenal glands consist of an inner adrenal --------and the outer adrenal--------.
Fill in the blank(s) with the appropriate word.