Why does actin subunit addition outpace nucleotide hydrolysis at the plus end but not at the minus end?

TLS Online TPP Program

#Question id: 641

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following does NOT describe a mechanism that cells use to regulate enzyme activities?

A. Cells control enzyme activity by phosphorylation and dephosphorylation.

B. Cells control enzyme activity by the binding of small molecules.

C. Cells control the rates of diffusion of substrates to enzymes.

D. Cells control the rates of enzyme degradation.

E. Cells control the rates of enzyme synthesis.

F. Cells control the targeting of enzymes to specific organelles. 

TLS Online TPP Program

#Question id: 24591

#Unit 2. Cellular Organization

The rate of loss of single-stranded (ss) DNA during renaturation is a

TLS Online TPP Program

#Question id: 30120

#Unit 1. Molecules and their Interaction Relevant to Biology

Name the deficiency in which T and B lymphocyte do not develop properly?

TLS Online TPP Program

#Question id: 4319

#Unit 3. Fundamental Processes

Why are BRCA1 and BRCA2 considered to be tumor-suppressor genes?

TLS Online TPP Program

#Question id: 951

#Unit 1. Molecules and their Interaction Relevant to Biology

The changes that occur in cells that lead to its death are called ________.