Question

Give the appropriate terms used for each of the following :

(a) The process of twisting of non_sister
chromatids around each other during
meiosis.

(b) The cell organelle which is the site of
protein-synthesis.

(c) The protein coat surrounding the
genetic material of a virus.

(d) The movement of solute across the
membrane from higher concentration
to lower concentration mediated by a
transport molecule.

(e) The energy required to break the
energy-barrier in order to start a
reaction in a biological system.

Answer 1

(a) Chromosomal crossover.

(b) Ribosome.

(c) Capsid.

(d) Diffusion.

(e) Activation energy.