Cell walls of prokaryotes, fungi, algae, and plants differ from each other in chemical composition and molecular structure, yet they all serve three common functions:

a) regulating cell volume

b) determining cell shape

c) mechanically protecting the delicate protoplast against biochemical and physical assaults

d) used to make synthetic fibers

Which of the following common functions is correct?

TLS Online TPP Program

#Question id: 32521

#Unit 1. Molecules and their Interaction Relevant to Biology

Match the following

TLS Online TPP Program

#Question id: 32522

#Unit 1. Molecules and their Interaction Relevant to Biology

Why rotenone ingestion is lethal to some insect and fish species

TLS Online TPP Program

#Question id: 32523

#Unit 1. Molecules and their Interaction Relevant to Biology

n-butylmalonate reduced ATP yield because

TLS Online TPP Program

#Question id: 32524

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following sequential reactions correctly represent(s) 

a. NADH dehydrogenase → Ubiquinone → Cytochrome bc1 → Cytochrome c → Cytochrome c oxidase

b. NADH dehydrogenase → Succinate dehydrogenase → Ubiquinone → Cytochrome c → Cytochrome bc1 → Cytochrome c oxidase

c. NADH dehydrogenase → Ubiquinone → Alternative oxidase

d. NADH dehydrogenase → Alternative oxidase → Ubiquinone

TLS Online TPP Program

#Question id: 32576

#Unit 2. Cellular Organization

Microtubules are generally nucleated from a specific intracellular location known as a microtubule-organizing center where: 

TLS Online TPP Program

#Question id: 32577

#Unit 2. Cellular Organization

Which of the following binds to and stabilizes microtubules & causing a net increase in tubulin polymerization?