What do gametes, spores, and the gametophyte
generation have in common?
a. They are all diploid.
b. They are all haploid.
c. They are present in vascular plants only.
d. They are all produced by meiosis.
e. They have none of these in common.
B
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Coral polyps supply their symbionts with their nitrogenous wastes
Indicate whether the statement is true or false
Monsoon cycles are a result of_____
a. rain shadows b. seasonal reversals of wind direction c. microclimate d. proximity to the ocean e. adiabatic cooling
Although organisms result from a combination of genetic and environmental factors, only _______ factors are passed on to the next generation.
Fill in the blank(s) with the appropriate word(s).
Select the statement that is true about DNA profiling.
DNA profiling is the analysis of DNA left in fingerprints DNA profiling compares sequences of well-known genes such as the hemoglobin genes. DNA profiling is the analysis of the collection of fragments produced by cutting DNA with specific restriction endonucleases. DNA profiling can only be done on human DNA.