Phloem transport of sucrose is often described as going from source to sink. Which of the following is most likely to function as a source?
A) a growing leaf in early spring
B) a growing root in late summer
C) a bulb in early spring
D) a shoot tip in late fall
Answer: C
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A process where different microbial taxa work in cooperation to degrade a compound that neither can perform entirely on their own is called
A) allotrophy. B) ammensalism. C) commensalism. D) syntrophy.
Which of the following is not true about yeast?
A. Yeast are larger than most bacteria. B. Yeast possess eukaryotic organelles. C. Yeast reproduce either asexually by budding or sexually through spore formation. D. Yeast contain two or more nuclei.
When homologous chromosomes or chromatids fail to separate properly in meiosis, this is called ________.
Fill in the blank(s) with the appropriate word(s).
Meiosis does not occur in gametophytes.
Answer the following statement true (T) or false (F)