Cnidarians have what type of skeleton?
A) They don't have a skeleton B) Exoskeleton
C) Endoskeleton D) Hydrostatic skeleton
D
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What function is provided from cartilage?
A. flexible support B. transport C. fat storage D. insulation E. connect muscle to bone
During which phase of meiosis will the chromosomes appear as a unit of four chromatids?
a. metaphase I b. telophase II c. anaphase II d. prophase I e. prophase II
An infectious disease with occasional new cases reported in random locales at irregular intervals is said to be ____
a. sporadic b. endemic c. pandemic d. epidemic
Molecular analysis of lactase DNA __________ in humans shows that genes for that enzyme have __________ evolved in Africa and Europe to produce the same result.
Fill in the blank(s) with the appropriate word(s).