Practice Questions

TLS Online TPP Program

#Question id: 12468

If the sex ratio in a population is significantly different from 50:50, then which of the following will always be true?

#Unit 10. Ecological Principles

The population will enter the extinction vortex.
The genetic variation in the population will increase over time.
The genetic variation in the population will decrease over time.
The effective population size will be less than the actual population size.

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TLS Online TPP Program

#Question id: 11787

#Unit 7. System Physiology – Animal

Giving prostaglandin E2 (PGE2) to a pregnant woman may result in an abortion. What is the best explanation for this finding?

TLS Online TPP Program

#Question id: 11788

#Unit 7. System Physiology – Animal

During the first few years after menopause, follicle-stimulating hormone (FSH) levels are normally extremely high. A 56-year-old woman completed menopause 3 years ago. However, she is found to have low levels of FSH in her blood. Which of the following is the best explanation for this finding?

TLS Online TPP Program

#Question id: 11789

#Unit 1. Molecules and their Interaction Relevant to Biology

Starch is made up of amylose and amylopectin having (α1→4) and (α1→6) bonds, hence molecule have

TLS Online TPP Program

#Question id: 11790

#Unit 1. Molecules and their Interaction Relevant to Biology

Chitin is a polysaccharide

TLS Online TPP Program

#Question id: 11791

#Unit 1. Molecules and their Interaction Relevant to Biology

Cellulose act as hydrophobic molecule due to