A duck egg is removed from its mother’s nest and incubated by a barnyard hen. The duckling hatches out in the presence of the barnyard hen and stays in her nest. After a couple of days, the duckling is presented with a choice between its biological mother and the hen that incubated it. The duckling approaches and follows the hen. This set of observations demonstrates the phenomenon of

TLS Online TPP Program

#Question id: 11058

#Unit 10. Ecological Principles

The pufferfish, a common marine fish, has extensive spines that extend outward when it swallows water, becoming several times its normal size. This is an example of what kind of defense against predation?

TLS Online TPP Program

#Question id: 820

#Unit 1. Molecules and their Interaction Relevant to Biology

The protein unfolding  or protein denaturation is

TLS Online TPP Program

#Question id: 2281

#Unit 2. Cellular Organization

Enzymes embedded in the membrane of the smooth ER

TLS Online TPP Program

#Question id: 43

#Unit 1. Molecules and their Interaction Relevant to Biology

If 10 g of ice at 0°C is converted to water at the same temperature, the change in entropy will be- (latent heat 80 cal/g

TLS Online TPP Program

#Question id: 27035

#Unit 10. Ecological Principles

One animal takes food that another has caught, this parasitism based on theft, known as