Practice Questions

TLS Online TPP Program

#Question id: 1115

Which of the following is true during a typical cAMP-mediated signal transduction event?

#SCPH01 Biochemistry

The second messenger is the last part of the system to be activated.
A hormone activates the second messenger by directly binding to it.
The second messenger amplifies the hormonal response by attracting more hormones to the cell being affected.
Adenylyl cyclase is activated after the hormone binds to the cell and before phosphorylation of proteins occurs.

More Questions

#Question id: 10881

#SCPH06 I Botany

In deep water, which of the following abiotic factors would most limit primary productivity?

#Question id: 5211

#SCPH28 | Zoology

Why might the cricket genome have 11 times as many base pairs than that of Drosophila melanogaster?

#Question id: 1280

#SCPH06 I Botany

Cellular responses to adhesion receptor signaling do not include:

#Question id: 3680

#SCPH01 Biochemistry

If DNA polymerase I were mutated so that all its enzymatic activities were inactive, which part of replication would be most affected?

#Question id: 2353

#SCPH28 | Zoology

What portion of the outer plasma membrane is believed to account for characteristics such as blood type?