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TLS Online TPP Program

#Question id: 1390

Which of the following statements describes the events of apoptosis?

#Unit 4. Cell Communication and Cell Signaling

  1. The cell dies, it is lysed, its organelles are phagocytized, and its contents are recycled.

  2. The cell's DNA and organelles become fragmented, the cell dies, and it is phagocytized.

  3. The cell's DNA and organelles become fragmented, the cell shrinks and forms blebs, and the cell's parts are packaged in vesicles that are digested by specialized cells.

  4. The cell's nucleus and organelles are lysed, and then the cell enlarges and bursts.

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TLS Online TPP Program

#Question id: 12722

#Unit 6. System Physiology – Plant

Eleven amino-acid consensus sequence motif TAQAAKEKAXE is repeated in the protein,  is the structural characteristics of which type of group of LEA protein?
TLS Online TPP Program

#Question id: 12723

#Unit 6. System Physiology – Plant

GroEL, GroES is an example of the  prokaryotic cell, this HSP protein is belong to the which of the following HSP class?
TLS Online TPP Program

#Question id: 12724

#Unit 6. System Physiology – Plant

In response to sudden, 5 to 10°C rises in temperature, plants produce a unique set of proteins referred to as heat shock proteins (HSPs). There are five classes of heat shock proteins found in plants such as;

       HSP class

 Examples (Arabidopsis / prokaryotic)

      Cellular location

 

I) HSP100

 

 

a) AtTCP-1 / GroEL, GroES

 

i) Cytosol

 

II) HSP90

 

 

b) Various AtHSP22, AtHSP20, AtHSP18.2, AtHSP17.6 / IBPA/B

 

ii) mitochondria

 

III) HSP70

 

 

c) AtHSP101 / ClpB, ClpA/C

 

iii) chloroplasts

 

IV) HSP60

 

 

d) AtHSP70 / DnaK

 

iv) endoplasmic reticulum

 

V) smHSP

 

 

e) AtHSP90 / HtpG

 

Match the following HSPs   with their correct location and the examples of the HSPs;
TLS Online TPP Program

#Question id: 12725

#Unit 13. Methods in Biology

Match the following

DNA form

Helix Direction

Number of bases per helix turn

1. B

a. Left Handed

i. 10

2.  A

b. Right Handed

ii. 12

3.  C

c. Left Handed

iii. 14

4. Z

d. Right Handed

iv. 9
TLS Online TPP Program

#Question id: 12726

#Unit 13. Methods in Biology

Name the forms of DNA which have been derived under laboratory conditions.
TLS Online TPP Program

#Question id: 12727

#Unit 13. Methods in Biology

Name the form of DNA which may be produced with a DNA sequence made up from alternating purine and pyrimidine nucleotides.