Which nitrogenous waste product would be least toxic to an embryo developing in the aqueous

environment found inside a shelled egg?
a. ammonia
b. urea
c. uric acid
d. amino acids
e. purines


C

Biology & Microbiology

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The process of encoding genetic information into a functional part of the cell is called ________

a. translation b. mitosis c. gene expression d. replication e. transcription

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Chromosomes and genes are replicated during

a. anaphase. b. metaphase. c. interphase. d. prophase. e. telophase.

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The nucleus of a differentiated cell contains all of the genetic information necessary to direct the development of an entire organism. This nucleus is therefore said to be ________

Fill in the blank with correct word.

Biology & Microbiology

Multiple Sclerosis (MS) is autoimmune disease that is originated by degeneration of (i) ________. Presence of "plaque" observed in the MRI image of patient is (ii) __________________________

a) (i) Schwann cell, (ii) scar tissue derived from damaged myelin b) (i) oligodendrocyte, (ii) scar tissue derived from damaged myelin c) (i) oligodendrocyte, (ii) aggregation of amyroid proteins d) (i) Schwann cell, (ii) aggregation of amyroid proteins

Biology & Microbiology