Acheulian tools, e.g., hand axes, choppers, borers, and scrapers, are associated with:a
Homo sapiens.
b. Australopithecus africanus.
c. Australopithecus afarensis.
d. Homo erectus.
e. Homo habilis.
D
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Plants that are called C4 plants are better able to utilize ________ than C3 plants.
A. oxygen B. minerals C. water D. carbon dioxide E. chlorophyll
Which compound plays a pivotal role in both the first and last step of the TCA cycle?
a. oxalate b. oxaloacetate c. glycerol d. acetyl CoA e. pyruvate
Phage T4 has genes for all of the following DNA replication functions except
a. RNA removal. b. a clamp loader. c. ligase. d. helicase. e. Phage T4 has genes for all of these functions.
A cell that cannot form spindle fibers cannot ____
a. engage in energy production b. exchange gases across the plasma membrane c. perform mitosis nor meiosis d. perform DNA replication e. engage in protein synthesis