Practice Questions

TLS Online TPP Program

#Question id: 4135

In the “activation” of an amino acid for protein synthesis:

#SCPH06 I Botany

leucine can be attached to tRNAPhe, by the aminoacyl-tRNA synthetase specific for leucine.
methionine is first formylated, then attached to a specific tRNA.
the amino acid is attached to the 5' end of the tRNA through a phosphodiester bond.
there is at least one specific activating enzyme and one specific tRNA for each amino acid.

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TLS Online TPP Program

#Question id: 8849

#SCPH06 I Botany

Humans can digest starch but not cellulose because

TLS Online TPP Program

#Question id: 8849

#SCPH28 | Zoology

Humans can digest starch but not cellulose because

TLS Online TPP Program

#Question id: 8850

#SCPH06 I Botany

Whatever its ultimate cause(s), the Cambrian explosion is a prime example of

TLS Online TPP Program

#Question id: 8850

#SCPH28 | Zoology

Whatever its ultimate cause(s), the Cambrian explosion is a prime example of

TLS Online TPP Program

#Question id: 8851

#SCPH06 I Botany

Why is territoriality an adaptive behavior for songbirds maintaining populations at or near their carrying capacity?

TLS Online TPP Program

#Question id: 8851

#SCPH28 | Zoology

Why is territoriality an adaptive behavior for songbirds maintaining populations at or near their carrying capacity?