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TLS Online TPP Program

#Question id: 18381

Which bacterial strain was improved by scientists to be able to degrade 2,4-dinitrotoluene and promote plant growth

#Unit 12. Applied Biology
  1. Agrobacterium
  2. P. fluorescens
  3. Bacillus subtilis
  4. E. Coli
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TLS Online TPP Program

#Question id: 5832

#Unit 8. Inheritance Biology

Mutagenic agents that can cause cancer are known specifically as:
TLS Online TPP Program

#Question id: 5658

#Unit 5. Developmental Biology

 Following events occur during fertilization in mammals.

A. sperm penetrates cumulus layer

B. sperm nucleus delivered into cytoplasm

C. sperm plasma membrane fuses with egg plasma membrane

D. calcium waves

E. enzymes released from acrosome on sperm head enable sperm to penetrate zona pellucida

F. transit through the cumulus or binding to zona pellucida elicits acrosomal reaction in sperm

G. egg completes meiosis and development is initiated

which of the following sequence is correct?
TLS Online TPP Program

#Question id: 16142

#Unit 4. Cell Communication and Cell Signaling

Stem cells are defined by two capacities:
(1) the ability to regenerate or “self-renew” and
(2) the ability to differentiate into all diverse cell types. Embryonic stem cells have the capacity to generate every specialized cell type in an organism, in other words,
TLS Online TPP Program

#Question id: 4824

#Unit 8. Inheritance Biology

If plant with genotype AaBb is test cross where A and B are link at 10 map unit  in trance configuration then the probability of getting AaBB and AaBb genotype respectively?
TLS Online TPP Program

#Question id: 48

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following statements regarding enantiomers true?