A card is drawn from a pack of 52 cards and then a second is drawn. Probability that both the cards drawn are queen is

TLS Online TPP Program

#Question id: 27491

#Unit 1. Molecules and their Interaction Relevant to Biology

The observed rotation of 10.0g of Compound (X) in 50mL of solution in a 20-cm polarimeter tube is +2.3° at 20 °C, what is the specific rotation of the compound?

TLS Online TPP Program

#Question id: 2338

#Unit 2. Cellular Organization

Access to the nucleus is regulated by

TLS Online TPP Program

#Question id: 33409

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is chaperonins 

TLS Online TPP Program

#Question id: 16119

#Unit 7. System Physiology – Animal

Following statements are regarding to Shivering, which is the most potent mechanism for increasing heat production in the body. 

A. Cold environmental temperatures activate centers in the posterior hypothalamus during shivering, which then activate the α and γ motoneurons innervating skeletal muscle. 

B. Shivering involves skeletal muscle contracts rhythmically, generating heat and raising body temperature.

C. Shivering involves stimulation of Na+-K+ ATPase and raising body temperature.

D. Shivering involves stimulation of β receptors in brown fat, which increases metabolic rate and heat production.

Which of the following combination is correct?

TLS Online TPP Program

#Question id: 149

#Unit 1. Molecules and their Interaction Relevant to Biology

The pKaʹs of the side chain group and the α-carboxyl group of glutamate are 4.1 and 2.1, respectively. Which statement accounts for this difference?