Rank the following one-base point mutations with respect to their likelihood of affecting the structure of the corresponding polypeptide (from most likely to least likely).

1. insertion mutation deep within an intron

2. substitution mutation at the third position of a codon in an exon

3. substitution mutation at the second position of a codon in an exon

4. deletion mutation within the first exon of the gene

TLS Online TPP Program

#Question id: 24518

#Unit 10. Ecological Principles

Some nonnative parasites are introduced deliberately for the biological control of pests, which of the following are necessary attributes of a good agent of biological control?

a. low rate of increase relative to the host’s

b. Good dispersal ability

c. High searching capacity for hosts

d. Minimal time lag effects

e. Maximal time lag effect

f. General adaptability to the environment

TLS Online TPP Program

#Question id: 32921

#Unit 2. Cellular Organization

Match items in List I with items in List II

Choose the correct answer from the options given below :

TLS Online TPP Program

#Question id: 10901

#Unit 6. System Physiology – Plant

P-proteins have been characterized at the molecular level. P-proteins from the genus Cucurbita consist of two major proteins;

TLS Online TPP Program

#Question id: 32279

#Unit 2. Cellular Organization

The concentration of the importin-Ran⋅GTP complex is higher in the: 

TLS Online TPP Program

#Question id: 17654

#Unit 13. Methods in Biology

The protein concentration in DNA extraction sample measured by