quiz07_keyS10 - stress Bulliform cells 6 Name two...

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BTNY 210, S2010 Name:____________________________ Lab day and time__________________ Quiz #7A KEY March 5, 2010 1. What is the term used to describe the living part of a plant? Symplast (also accept protoplast) 2. True or False . Ions like K + can pass freely through the plasma membrane to enter the cell. 3. Sugar moves through the phloem sieve tubes from a source to a sink. Name a likely source and a sink. Root for storage, or a meristem to support growth, or other similar site 4. A 4-month-old rye plant has how many root hairs (Trichomes)? a. 140 b. 1,400 c. 1, 000,000 d. 1, 000,000,000 e. more than one billion 5. What special feature does a corn leaf have on it that allows it to curl its leaves when it is under water
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Unformatted text preview: stress? Bulliform cells 6. Name two differences between DNA and RNA. deoxyribose vs ribose; thymine vs uracil, double stranded vs single strand 7. True or False. A segment of DNA known as a gene can be copied exactly and sent to the cytoplasm where it can be translated. 8. If a segment of a DNA molecule has the base sequence TAC GTA CCG, what is the sequence of the complementary strand of DNA? ATG CAT GGC 9. For the DNA sequence printed above, what is the sequence of the bases in the RNA made from it? AUG CAU GGC 10. For the DNA sequence printed above, what is the amino acid sequence of the tri-peptide coded? methionine – histidine - glycine...
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