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TLS Online TPP Program

#Question id: 8717

Molecular clocks are more reliable when ________.

#XL - S Microbiology
  1. the surrounding pH is close to 7.0
  2. most mutations of highly conserved DNA sequences should have no functional effect
  3. the DNA codes for amino acid sequences whose side groups (or R groups) have a neutral pH
  4. a significant proportion of mutations are not acted upon by natural selection
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TLS Online TPP Program

#Question id: 9275

#XL - R Botany

The colour of carrots, is due to;
TLS Online TPP Program

#Question id: 9275

#XL - R Botany

The colour of carrots, is due to;
TLS Online TPP Program

#Question id: 9276

#XL - Q Biochemistry

The carotenoid b-carotene, whose structure and absorption spectrum at,
TLS Online TPP Program

#Question id: 9276

#XL - R Botany

The carotenoid b-carotene, whose structure and absorption spectrum at,
TLS Online TPP Program

#Question id: 9277

#XL - Q Biochemistry

The light energy absorbed by the carotenoids is transferred to chlorophyll for photosynthesis; because of this role they are called
TLS Online TPP Program

#Question id: 9277

#XL - R Botany

The light energy absorbed by the carotenoids is transferred to chlorophyll for photosynthesis; because of this role they are called