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Bio 104 -Exam 3 study Questions With Solutions 100% Correct

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Bio 104 -Exam 3 study Questions With Solutions 100% Correct The common ancestor of all animals is/are the: sponges Determinate cleavage takes place in ____ and is characterized by a pattern of development where the ultimate fate of each cell is ____. Deuterostomes; not fixed until late in the...

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  • September 15, 2024
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  • Bio 104
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Bio 104 -Exam 3 study Questions With
Solutions 100% Correct

The common ancestor of all animals is/are the: sponges




Determinate cleavage takes place in ____ and is characterized by a pattern of development where

the ultimate fate of each cell is ____. Deuterostomes; not fixed until late in the

developmental process




animal phylum that has an asymmetrical body plan. Porifera




If adult sponges are sessile, why can they still be classified as animals? Sponges are

similar to other animals in that they are multicellular, heterotrophic, lack cell walls and produce

sperm cell




primary challenge animals faced in adapting to life on land. desiccation




The epidermis of a nematode is derived from the: ectoderm

, Bio 104 -Exam 3 study Questions With
Solutions 100% Correct
Which group of organisms display radial cleavage during development? deuterostomes




Sponges are believed to have arisen from the ______________because they possess

characteristics of animals. choanoflagellates




A grasshopper belongs in the Ecdysozoa clade because of its ability to: molt




Because it is an enclosed compartment of fluid under pressure, the coelom can serve as a _____,

which shapes the body of soft animals. skeleton




In most protostomes, the blastopore develops into the: mouth




Within the phylum Cnidaria, corals are most closely related to which organism? sea

anemones




Sponges have specialized cells, but those cells are not organized into: organs or tissue

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