TLS Online TPP Program

#Question id: 2106


When using immunofluorescence microscopy with labeled Annexin V antibodies you found that there is a change in the distribution of the fluorescence when the cells were treated with tumor necrosis factor, an apoptosis-inducing agent. Your data show that this increase in Annexin V fluorescence increases specifically in the:

#Unit 2. Cellular Organization
  1. mitochondria.

  2. exoplasmic face of the plasma membrane.

  3. Golgi.

  4. endoplasmic reticulum.

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TLS Online TPP Program

#Question id: 3408

#Unit 9. Evolution & Diversity of Life Forms

New species originated via punctuated equilibrium having some characterstic feature

a. occur during cladogenesis from ancestral species

b. subpopulation of ancestral species transform in to new species

c. Morphological change is sudden and rapid

d. continuously change in their morphology

which above statement is correct

TLS Online TPP Program

#Question id: 3409

#Unit 9. Evolution & Diversity of Life Forms

All genetic drift arises from sampling error, but there are several different ways in which sampling error can arise as a following

a. Reduced population size

b. Founder effect

c. Genetic bottleneck

d. Mate choice

Which of the following above way cause sampling error in succeed generation?

TLS Online TPP Program

#Question id: 3410

#Unit 9. Evolution & Diversity of Life Forms

1200 Birds population are present around costal area with allelic frequency of M1 .60 and M2 .40. During rainy time 200 birds come from nearest forest which has .30 frequency of M1 and .70 of M2 allele.  What will be allelic frequency of M2 in their recipient population of costal area?

TLS Online TPP Program

#Question id: 3411

#Unit 9. Evolution & Diversity of Life Forms

The frequencies of two allele’s p and q for a gene locus in a population are 0.8 and 0.2, respectively. Population show inbreeding with value of F is .25, Assume that the population is infinitely large and no other evolutionary force is acting. The heterozygote frequency will be 

TLS Online TPP Program

#Question id: 3412

#Unit 9. Evolution & Diversity of Life Forms

What will be frequency of inbreeding coefficient between G and H?

TLS Online TPP Program

#Question id: 3413

#Unit 9. Evolution & Diversity of Life Forms

 Following certain conditions is present in a population?

A- Large Population

B- Each locus carries two allele 

C- Sexual selection 

D- Frequency dependent selection  

E- No linkage between genes

Which of the following above condition allowed to validity of Hardy- Weinberg Prediction?