Which stage of the life cycle shown is the sporophyte?
A) stage A
B) stage B
C) stage C
D) stage D
Ans: A) stage A
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Examine the photomicrograph on the right, taken using an oil-immersion objective, the highest practical magnification of a light microscope. (The final magnification is 770x.)
(a) Based on your observation, identify the kingdom to which the organism belongs. (b) Justify your answer.
Which reaction is endergonic?
a. protein synthesis b. digestion c. fire d. respiration e. movement
Genotype means Select one:
a. the genes an individual has. b. the number of gametes in an individual. c. the combination of alleles in an individual. d. the observable expression of the genes in an individual. e. the number of chromosomes in an individual.
As a botanist working for a field museum, you spend many hours in the field looking for new species. On a recent trip you may have discovered a new plant species. Your observations of the new plant include small leaves with a single, unbranched vein and roots that seem to be simple extensions of the stem. Your new plant species is probably a(n):
A. Gnetophyte B. Fern C. Liverwort D. Angiosperm E. Lycophyte