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TLS Online TPP Program

#Question id: 5620

Izumo binds to an oocyte protein called Juno. If eggs deficient in Juno

#Unit 5. Developmental Biology

  1. cannot bind or fuse with acrosome-reacted sperm

  2. Can bind or fuse with acrosome – intact sperm

  3. Fertilization occur without acrosome reaction

  4. Gamete fusion with the help of izumo only

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TLS Online TPP Program

#Question id: 33368

#Unit 1. Molecules and their Interaction Relevant to Biology

At what oxygen concentration will myoglobin be 75% saturated with oxygen, if p50 = 2.8 torr
TLS Online TPP Program

#Question id: 1179

#Unit 4. Cell Communication and Cell Signaling

Ras is a(n):
TLS Online TPP Program

#Question id: 1303

#Unit 4. Cell Communication and Cell Signaling

What is a primary function of integrins?
TLS Online TPP Program

#Question id: 20319

#Unit 4. Cell Communication and Cell Signaling

What is the purpose of quorum sensing?
TLS Online TPP Program

#Question id: 196

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is correct about S-adenosylmethionine (SAM) is formed from the amino acid methionine so that
A) methyl groups can be formed.
B) it can react with nucleophilic acceptors.
C) it can donate methyl groups in many biosynthetic reactions.