In an animal, a structurmadup of onor mortypof cells that arorganizein a specific pattern anthat carry out a particular function is called
A) an organ.
B) a tissue.
C) an organ system.
D) an organ or a tissue.
E) an organ or an organ system.
Correct Answer:
Verified
Q15: Fossils support evidencthat animals appeareduring the
A)Cambrian.
B)Precambrian.
C)Devonian.
D)Jurassic.
E)Cretaceous.
Q16: Archaeopteryx (fossils) werlikely
A)carnivorous.
B)herbivorous.
C)autotrophs.
D)decomposers.
E)carnivorous and autotrophs.
Q17: Animals may
A)reproduce sexually.
B)reproduce asexually.
C)carry specialized cell types
Q18: Archaeopteryx anSinosauropteryx prima had
A)sharp teeth.
B)a long tail.
C)wings.
D)sharp
Q19: Which of thfollowing biologists publishethbook entitleOn thOrigin
Q21: Which of thfollowing groups does NOT havtissues?
A)roundworms
B)sponges
C)echinoderms
D)flatworms
E)cnidarians
Q23: In _, thfirst embryonic opening becomes an
Q24: Which onof thfollowing do sponges display?
A)definite symmetry
B)organs
C)anus
D)glasslike
Q25: Which of thfollowing statements is NOT true?
A)Mammals
Q30: Sea anemones are
A) polyp forms of cnidarians.
B)
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