Which of the following is true for allosteric enzymes

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#Question id: 11609

#Unit 6. System Physiology – Plant

All of gibberellins are tetracyclic diterpenoid acids, but only a few of which, have intrinsic biologically active gibberellins these are__

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#Question id: 4380

#Unit 3. Fundamental Processes

Which of the following is NOT true regarding the chromatin-remodeling SWI/SNF complex?

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#Question id: 14904

#Unit 6. System Physiology – Plant

Cell walls commonly are classified into two major types. This classification is based not on structural or biochemical differences;

A) primary walls and

B) secondary walls

i) walls formed during cell growth

ii) walls that are formed after cell enlargement stops

iii) multilayered walls that are strengthened and waterproofed by lignin

iv) Usually they are thin and simple, but sometimes may be thick and multilayered, such as those found in collenchyma or in the epidermis

v) highly specialized in structure and composition, reflecting the differentiated state of the cell

Which of the following correctly represents features of primary and secondary walls?

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#Question id: 4942

#Unit 11. Evolution and Behavior

Which of the following has not yet been synthesized in laboratory experiments studying the origin of life?

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#Question id: 12978

#Unit 10. Ecological Principles

Why is territoriality an adaptive behavior for songbirds maintaining populations at or near their carrying capacity?