Which of the following is most likely to cause the heart to go into spastic contraction?

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#Question id: 11747

#6. System Physiology – Plant

A mechanism for preventing sap loss entails closing sieve plate pores with callose, which is

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#Question id: 10391

#6. System Physiology – Plant

Several of the structural domains in phytochrome, the N-terminal half of phytochrome contains;

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#Question id: 1408

#4. Cell Communication and Cell Signaling

Human papilloma virus encodes proteins that inhibit the function of

a. Bcl-2.           b. Myc.                        c. p53.             d. PDGF receptor.      e. Rb.

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#Question id: 1065

#4. Cell Communication and Cell Signaling

Resistance of some animals to certain viral diseases is based on

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#Question id: 23613

#Aptitude

If P + Q means P is the brother of Q; P ×Q means P is the father of Q and P − means P is the sister of Q, which of the following relations shows that I is the niece of K?