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TLS Online TPP Program

#Question id: 12596

Which of the following best describes the consequences of White-band disease in Caribbean coral reefs? 

#Unit 10. Ecological Principles
  1. Staghorn coral has been decimated by the pathogen, and Elkhorn coral has taken its place.
  2. Key habitat for lobsters, snappers, and other reef fishes has improved.
  3. Algal species take the place of the dead coral, and the fish community is dominated by herbivores.
  4. Algal species take over and the overall reef diversity increases due to increases in primary productivity.
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TLS Online TPP Program

#Question id: 18908

#Unit 13. Methods in Biology

pBR 322 has/have which of the following selection marker(s)?
TLS Online TPP Program

#Question id: 256

#Unit 1. Molecules and their Interaction Relevant to Biology

The tetranucleotide AGTC (in DNA) has a free hydroxyl group on
TLS Online TPP Program

#Question id: 3022

#Unit 2. Cellular Organization

Late log phase of the bacterial growth curve
TLS Online TPP Program

#Question id: 12910

#Unit 13. Methods in Biology

Match the following:
A. RNA analysis               i. Sexing or cell mutation sites               a. Expressed Sequence tag
B. Forensic science           ii. mRNA analysis                                     b.  Analysis of DNA from blood
C. Gene discovery              iii. DNA profiling                                       c. Active latent viral infections
D. Single-cell analysis     iv.  RT–PCR                                             d. Sex determination of unborn
TLS Online TPP Program

#Question id: 28275

#Unit 5. Developmental Biology

 what will happened when sulfated polysaccharide binds to its receptor on the sperm____ 
a) activates CatSper calcium channel
b) activates sperm membrane calcium transport channel
c) activates sperm membrane sodium-hydrogen exchanger
d) activates sperm membrane phospholipase enzyme