Subject Experts Solutions for Exercise 1: PRACTICE PAPER

Which one of the following correctly represents the manner of replication of DNA?

Which of the following layers of the ovum undergoes changes to prevent polyspermy when sperm contacts with it?

Which of the following is dioecious?

The rate at which light energy is converted into chemical energy of organic molecules, is the ecosystem's

Which of the following is most appropriate to develop a vaccine against AlDS?

Find the sequence of binding of the following amino acyl $-tRNA$ complexes during translation of an $\mathrm{mRNA}$ transcribed by a DNA segment having the base sequence $3\text{'} \mathrm{TACATGGGTCCG} 5\text{'}.$ Choose the answer showing the correct order of alphabets.

Which of the following comparisons of prokaryotic transcription and eukaryotic transcription is incorrect?

Arrange the following stages of fertilization and early development into a proper sequence.
I. Sperm entry
II. Acrosomal reaction
III. Karyogamy
IV. Capacitation
V. Cortical reaction