The distinguishing characteristic used to classify the algae into four kingdoms is
A) whether they are single celled or multicellular.
B) their cell wall components.
C) their storage products.
D) their habitat.
E) presence or absence of chlorophyll a.
C
Bloom's Taxonomy: Knowledge
Section: Algae
Learning Outcome: 12.24
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Which of the following is most probable at a metaphase I alignment?
a. All maternal chromosomes are on the same side. b. All paternal chromosomes are on the same side. c. Each side has a mixture of maternal and paternal chromosomes. d. Each side consists of half paternal and half maternal chromosomes. e. All of these are equally probable.
Compare the mechanisms that endotherms and ectotherms use to regulate body temperature
What will be an ideal response?
A good range of temperature to store food is ________.
A. 20° to 80°C B. below 10°C and above 80°C C. below 4°C and above 60°C D. below -10°C and above 100°C E. 0° to 50°C
The platelet-derived growth factor stimulates the growth of what type of cell?
a. stem cells b. blood cells c. endothelial cells d. brain cells