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TLS Online TPP Program

#Question id: 8926

Sponges and cnidarians are among the fossilized animals found in both the Ediacara Hills and the Burgess Shale from the Rocky Mountains of British Colombia. This observation requires that

#Unit 9. Diversity of Life Forms
  1. ancestral sponges and cnidarians had formerly been terrestrial animals.
  2. North America and Australia were united to each other about 550 million years ago (mya).
  3. land that now comprises the Ediacara Hills and the Rocky Mountains was underwater about 550 million years ago.
  4. only sponges and cnidarians existed at the time the sediments were deposited.
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TLS Online TPP Program

#Question id: 1089

#Unit 4. Cell Communication and Cell Signaling

Which of the following statements describes a likely effect of a drug designed that inhibits the cellular response to testosterone?
TLS Online TPP Program

#Question id: 32590

#Unit 2. Cellular Organization

Select the incorrect statement regarding Kinesin-13?
TLS Online TPP Program

#Question id: 33906

#Unit 2. Cellular Organization

Which is correct combination of statements

A. Bacterial genome has independent sets of domains and each domain consists of a loop of DNA.
B. Presence of domain in genome can be analyzed by EtBR intercalation and DNase treatment 
C. Early data suggested that each domain consists of 10kb-40 kb of DNA
TLS Online TPP Program

#Question id: 14766

#Unit 2. Cellular Organization

Which of the following statements does not belongs to the regulatory mechanism of the Arp2/3 complex by WASp and PI(4,5)P2?
TLS Online TPP Program

#Question id: 4912

#Unit 8. Inheritance Biology

Correns described that the inheritance of variegated color on the leaves of certain plants was determined by the maternal parent only. What phenomenon does this describe?