Which of the following would not be a significant component of the energy budget of a person sitting on a park bench on a warm and windy night,

exposed to the clear night sky?

#Question id: 7508

#General Aptitude

#Question id: 12402

#Unit 6. System Physiology – Plant

#Question id: 5664

#Unit 5. Developmental Biology

Following statements are regarding to gamete fusion and the prevention of polyspermy in mammals.

A. In mammals, it is not the tip of the sperm head that makes contact with the egg but the side of the sperm head.

B. The junction between the inner acrosomal membrane and the sperm cell membrane is called the acrosomal region, and this is where membrane fusion between sperm and egg begins.

C. Sperm-egg fusion appears to involve several proteins, two of which are Izumo, in the oocyte membrane, and Juno, in the acrosomal membrane.

D. These fusion proteins bind together and appear to recruit other proteins to make an adhesion and fusion complex.

Which of the following statements are correct?

#Question id: 3036

#Unit 2. Cellular Organization

During which phase would penicillin, an antibiotic that inhibits cell-wall synthesis, be most effective?

#Question id: 31105

#Unit 2. Cellular Organization