The blastocyst is the type of blastula that is produced

by all
a. fish.
b. mammals.
c. birds.
d. reptiles.
e. amphibians.


Answer: b

Biology & Microbiology

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When species diversity is calculated, what is being measured?

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Archaeans and bacteria are generally included in the:

a. seston. b. tripton. c. bacterioplankton. d. viriplankton. e. pleuston.

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Geneticists use ____ to study the genetics of families through generations

a. Punnett squares b. pedigrees c. karyotypes d. DNA profiles e. fossil analyses

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Phylogenetic trees show inferred evolutionary relationships in the form of multiple branching lineages connected by nodes.  

Answer the following statement true (T) or false (F)

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