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TLS Online TPP Program

#Question id: 4809

The upper most following figure above shows the locations of four genes on the genetic map of an organism; the lower figure shows the locations of the same four genes on a physical map derived from the nucleotide sequence of the DNA of that organism. The maps are not identical because

#SCPH28 | Zoology

  1. There is no relationship between the position of genes in a genetic map and their positions on the DNA

  2. recombination frequencies per kb of DNA are not uniform throughout a chromosome

  3. the farther apart two genes are, the more likely they are to recombine

  4. some genes contain introns

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TLS Online TPP Program

#Question id: 1288

#SCPH06 I Botany

Which extracellular matrix component is expressed in a cell-specific manner and binds to the tripeptide sequence Arg-Gly-Asp?
TLS Online TPP Program

#Question id: 5259

#SCPH06 I Botany

Genetic variation in bacterial populations cannot result from
TLS Online TPP Program

#Question id: 7761

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

Correct sets of genes are well known to be involved in aging and its prevention, and each set appears to be conserved between phyla and even kingdoms. 
a. DNA repair enzymes
b. proteins of the insulin signaling pathway
c. proteins in the mTORC1 signaling pathway
d. chromatin remodeling enzymes
TLS Online TPP Program

#Question id: 2635

#SCPH05 I Biotechnology

In E. coli, deleting the ribosome binding site and region 1 of the trp attenuator and leaving the remainder of the attenuator intact has which of the following effects?
TLS Online TPP Program

#Question id: 4324

#SCPH05 I Biotechnology

The functioning of enhancers is an example of