A chromosome with the centromere located two-thirds of the distance from its end could be classified as
A. metacentric.
B. submetacentric.
C. acrocentric.
D. telocentric.
E. either submetacentric or acrocentric.
E. either submetacentric or acrocentric.
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Interrupted mating is defined as ____________
A. the inability of a bacteriophage to transfer genetic material B. a mechanism of transformation C. a process of asexual reproduction in bacteria D. a process by which conjugation is stopped using a blender
Which part of a flower is typically the most leaf like, and when green can carry out photosynthesis?
a. carpels b. receptacles c. sepals d. petals e. stamens
____ is a monosaccharide
a. Cellulose b. Fructose c. Glycogen d. Starch e. Sucrose
Diatoms are mostly asexual members of the phytoplankton. Diatoms lack any organelles that might have the 9 + 2 pattern. They obtain their nutrition from functional chloroplasts, and each diatom is encased within two porous, glasslike valves
Which question would be most important for one interested in the day-to-day survival of individual diatoms? A) How do diatoms get transported from one location on the water's surface layers to another location on the surface? B) How do diatoms with their glasslike valves keep from sinking into poorly lit waters? C) How do diatoms with their glasslike valves avoid being shattered by the action of waves? D) How do diatom sperm cells locate diatom egg cells?