When Melvin Calvin and Andrew Benson reduced the CO2 available to cells in the photosynthesis
experiments, they discovered that RuBP accumulated. Why did this molecule accumulate?
a. There wasn't sufficient light to drive photosynthesis.
b. The cells had too little ATP.
c. There were not enough reactants to generate 3PGA.
d. The RuBP was defective in structure and unable to form a bond with CO2.
e. Rubisco was inhibited by the RuBP excess.
C
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Explain the process of site-directed mutagenesis, and discuss some applications of this technique
What will be an ideal response?
In some families, members inherit a mutant allele that causes a(n) ____________________ to cancer. Fill in the blank(s) with the appropriate word(s)
In the middle ear the eustachian tube (auditory tube) does down to the _____ to eqaulize _____ in the middle ear.
Fill in the blank(s) with the appropriate word(s).
Which of the following is associated with the terms cuticle, guard cells, stomata, and trichomes?
a. ground tissue b. meristem c. vascular tissue d. dermal tissue