A living cytoplasmic connection penetrate the walls between sieve tube elements and their companion cells; which are often complex and branched on the companion cell side, known as

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#Question id: 13121

#Unit 2. Cellular Organization

--------- act as a nuclear export factor and directs the associated mRNP to the central channel of the NPC by transiently interacting with FG- nucleoporins.

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#Question id: 15177

#Unit 2. Cellular Organization

Several mechanisms in alkalophiles for the maintenance of a neutral cytoplasmic pH have been proposed. The plasma membrane may be

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#Question id: 24576

#Unit 10. Ecological Principles

The birth of 100 cockroaches to a population of 1,000 would represent a birth rate. Similarly, the death of 50 cockroaches in a population of 1,000 would be a death rate, d, per individual per week. Calculate the rate of change in a population per unit time ?

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#Question id: 15000

#Unit 8. Inheritance Biology

I do a chi square analysis of the offspring from my cross of a black mouse and albino mouse. If the black mouse was heterozygous I should have expected a 1:1 ratio, and I got 6 albino and 2 black mice. What is my chi square value?

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#Question id: 11144

#Unit 7. System Physiology – Animal

The membrane potential in which there is no net movement of the ion across the membrane is called the ________.