Companion cells transport of photosynthetic products from producing cells in mature leaves to the sieve elements in the minor veins of the leaf. There are at least three different types of companion cells in the minor veins of mature, exporting leaves, All three cell types have dense cytoplasm and abundant mitochondria;

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#Question id: 578

#I Life Science/ Life Sciences Group – I-V

An enzyme that catalyzes conversions of L-sugars to D-sugars is called a/an ________.

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#Question id: 13107

#SCPH06 I Botany

With the help of DNA fingerprinting which can be used to determine paternity. There are three babies (Baby A, Baby B and Baby C) in a maternity ward, and three sets of confused and worried parents. (Father and Mother #1 are a couple, as are Father and Mother #2, and Father and Mother #3.) 

You do each PCR reaction on chromosome 15 and load each one into a separate well of an agarose gel, and then run the gel.

 

 

Why is it that some people show two bands?

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#Question id: 3641

#SCPH28 | Zoology

The point at which separation of the strands and synthesis of new DNA takes place is known as the:

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#Question id: 2315

#SCPH06 I Botany

The function of the Golgi apparatus is to

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#Question id: 9168

#SCPH06 I Botany

Which of the following statements best describes the interaction between fire and ecosystems?