Which of the following have four-chambered hearts?
A) Fishes B) Spiders C) Birds D) Frogs
C
Biology & Microbiology
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Functions of the cytoskeleton include all of the following EXCEPT ____
a. sperm motility b. amoeboid motion c. skeletal muscle contraction d. cell division e. autophagy
Biology & Microbiology
________ is a bacterial plasmid vector.
A. Lambda B. SV40 C. pUC19 D. T4 DNA ligase
Biology & Microbiology
Which bones do not differ between males and females of similar sizes?
A) mandibles B) temporal bones C) vertebral columns D) frontal bones
Biology & Microbiology
A balanced diet should contain fruits, vegetables, and whole grains.
a. true b. false
Biology & Microbiology