_______ is the main sugar transported in phloem; plant biologists think it is less vulnerable to ________ than monosaccharides.
A. Glucose; metabolic breakdown
B. Sucrose; phloem loading
C. Sucrose; metabolic breakdown
D. Glucose; guttation
Answer: C
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How might a probe for a colony hybridization experiment be obtained?
A. The sequence of the gene does not have to be known. B. Using the known sequence of a similar gene from a closely related species C. The genomic DNA library. D. Using competent cells.
During a nap, the brain is emitting ____
a. alpha waves b. beta waves c. delta waves d. gamma waves e. theta waves
Identify the features unique to protostome development.
A. Coelom forms by a splitting of the mesoderm, the blastopore becomes the anus, and the cleavage is spiral. B. Coelom forms by a splitting of the mesoderm, the blastopore becomes the mouth, and the cleavage is spiral. C. Coelom forms by a splitting of the mesoderm, the blastopore becomes the mouth, and the cleavage is radial. D. None of the features listed are unique to the protostomes.
Which of the following protists is incorrectly matched with its form of locomotion?
A. amoeboids-pseudopodia B. ciliates-cilia C. sporozoan-pellicle D. zooflagellates-flagella