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TLS Online TPP Program

#Question id: 8861

Which of the following is true of members of the phylum Cnidaria?

#SCPH06 I Botany
  1. They are not capable of locomotion because they lack true muscle tissue.
  2. They are primarily filter feeders.
  3. They have either or both of two body forms: mobile polyps and sessile medusae.
  4. They may use a gastrovascular cavity as a hydrostatic skeleton.
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TLS Online TPP Program

#Question id: 3885

#SCPH05 I Biotechnology

AZT (3'-azido-2',3'-dideoxythymidine), used to treat HIV infection, acts in HIV-infected cells by:
TLS Online TPP Program

#Question id: 11409

#SCPH06 I Botany

Species characteristics that make them less prone to extinction are listed below:

A. Narrow niche and specialized

B. High dispersal power

C. High trophic status

D. Long life span

Which of the following is the correct combination?
TLS Online TPP Program

#Question id: 18612

#SCPH01 Biochemistry

A PCR product observed after 6 min. the product will be
a) 100% long product
b) 100% accurate product
c) 50% long product
d) 50% accurate product
TLS Online TPP Program

#Question id: 11652

#SCPH06 I Botany

The sequence of changes initiated by disturbance is called succession, and the ultimate association of species achieved is called
TLS Online TPP Program

#Question id: 11129

#I Life Science/ Life Sciences Group – I-V

Which of the following statements concerning the neuronal membrane at rest is correct?