You are watching: Segmentation of animals is important evolutionarily because it
The ancestor of the animal clade was probably a a. early american flagellated protist.b. triploblastic acoelomate through spiral cleavage.c. ciliated protist.d. ctenophore.e. Namong the above
Which of the following features distinguishes deuterostomes from protostomes? a. Segmentationb. Presence of Hox genesc. Embryological origin of the mouthd. Both a and be. All of the above
Segmentation of animals is essential evolutionarily because it a. enables organisms to flourish much larger than they can without segmentation.b. has actually permitted organisms to alter their body develops in facility means.c. boosts the mobility of an organism.d. reduces the surface area-to-volume ratio.e. All of the above
Which of the following stperiods is not component of the typical life cycle of a butterfly? a. Trochophoreb. Eggc. Pupad. Larvae. Adult
Periodic molting of the insect exoskeleton is important bereason a. the growth of the exoskeleton is not enough to accommodate the pet body thriving inside it.b. the animal have to consume big quantities of food to assistance the expansion of the exoskeleton.c. the exoskeleton avoids the animal from moving promptly.d. the exoskeleton attracts predators.e. All of the above
a. the expansion of the exoskeleton is not sufficient to accommoday the animal body prospering inside it.
Which group of organisms was the first to exhilittle the amniote egg? a. Reptilesb. Birdsc. Ray-finned fishesd. Gnathostomese. Echinoderms
Which of the following features is a synapomorphy of the bilaterians? a. Development of the notochordb. Blastopore establishes into anusc. Two embryonic layersd. Radial cleavagee. Bilateral symmeattempt along the anterior-posterior axis
Which of the adhering to are vertebrates? a. Chicken, lizard, and fishb. Lancelet, chicken, and humanc. Elephant, lizard, mollusks, and chickend. Human, snake, chelicerates, and moosee. Fish, echinoderms, and lizard
Cnidarians have actually the type of symmeattempt well-known as _______ symmetry. a. asymmetricalb. radialc. sphericald. bilaterale. axial
Fundamentals of Biochemistry: Life at the Molecular Levelfifth EditionCharlotte W. Pratt, Donald Voet, Judith G. Voet
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