Both multicellular plants and animals have _____________________
(a) cells capable of locomotion.
(b) cells with cell walls.
(c) a cytoskeleton composed of actin filaments, microtubules, and intermediate filaments.
(d) tissues composed of multiple different cell types.
Choice (d) is correct. Plant cells do not have intermediate filaments [choice (c)]. Plant cells are not capable of locomotion [choice (a)]. Animal cells do not have cell walls [choice (b)].
You might also like to view...
The ENCODE project has shown that much of human genomic DNA:
A. encodes protein. B. forms telomere and centromeres. C. regulates the expression of protein coding genes. D. is simple-sequence repeats. E. is not transcribed.
A pure or mixed sample of known microbes added to food is a(n) ________.
A. fermenter B. aerator C. leavening D. flavor inducer E. starter culture
A monoecious plant could have
a. separate male and female flowers on the same plant. b. flowers that have both stamens and carpels in the same flower. c. either a male flower or a female flower on the same plant but never both. d. a and b. e. b and c.
Which of the following human bones is
incorrectly paired?
a. fibula--tibia b. ulna--radius c. scapula--clavicle d. sternum--ribs e. femur--carpals