TLS Online TPP Program

#Question id: 12724


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;


#Unit 6. System Physiology – Plant
  1. I-e-i-ii-iii,  II-a-i-iv,  III-d-i-iii-iv,  IV-b-i-ii,  v-c-i-ii-iii
  2. I-c-i-ii,  II-d-i-iv,  III-b-i-ii,  IV-e-iii-iv,  v-a-i-iii-iv
  3. I-d-ii-iii,  II-c-i-iv,  III-b-ii-iii,  IV-a-ii-iv,  v-e-i-ii-iv
  4. I-c-i-ii-iii,  II-e-i-iv,  III-d-i-ii-iii,  IV-a-ii-iii,  v-b-i-ii-iii-iv
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TLS Online TPP Program

#Question id: 5199

#Unit 11. Evolution and Behavior

For mapping studies of genomes, most of which were far along before 2000, the 3 -stage method was often used. Which is the usual order in which the stages were performed, assuming some overlap of the three?

TLS Online TPP Program

#Question id: 5012

#Unit 11. Evolution and Behavior

A

Silurian

I

Seed plants appear

B

Devonian

II

Gymnosperms dominant

C

Carboniferous

III

Invasion of land by primitive land plants

D

Jurassic

IV

first reptiles

TLS Online TPP Program

#Question id: 5014

#Unit 11. Evolution and Behavior

 Following geological time period and major evolutionary event?

I. Devonian                            A. Gymnosperms dominant

II. Jurassic                               B. Amphibians diversify; first reptiles

III. Carboniferous                  C. Mammals appear

IV. Triassic                           D. Seed plants appear

TLS Online TPP Program

#Question id: 5015

#Unit 11. Evolution and Behavior

 During which of the following largest mass extinction recorded in the history of life on Earth.

TLS Online TPP Program

#Question id: 5017

#Unit 11. Evolution and Behavior

Arrange these events from earliest to most recent.

1.  emission of lava in what is now Siberia at time of Permian extinctions

2.  emission of lava that solidified at the same time as iron-bearing terrestrial rocks began to rust

3.  emission of lava that solidified at the same time as rusted iron precipitated from seawater

4.  emission of lava in what is now India at time of Cretaceous extinctions

TLS Online TPP Program

#Question id: 5018

#Unit 11. Evolution and Behavior

Which event is nearest in time to the end of the period known as snowball Earth?