Darwin made which large set of observations on the Beagle during his four-year voyage?
A. An individual's chance of survival is random.
B. Populations grow constantly.
C. More individuals of a population are born than survive to reproduce.
D. Species do not appear to change over time.
E. Organisms are varied and some variations are inherited.
E. Organisms are varied and some variations are inherited.
You might also like to view...
Exceptions to the principle of independent assortment were discovered and explained by ____ as
resulting from genes being physically associated with each other on the same chromosome.
a. Watson b. Sturtevant c. Morgan d. Mendel e. Crick
In the figure above, the honeycomb on which
the bee is standing is made up primarily of which of the following:a. carbohydrates b. nucleotides c. proteins d. lipids e. amino acids
The molecular evidence of how the cytochrome c gene changes with time suggests that this gene evolves
A. at a constant rate. B. hardly at all. C. more rapidly than any other gene. D. in spurts.
You are viewing an image from a microscope in which the specimens in the smear have more than one color. You are probably looking at
A) a smear stained with a differential stain. B) a specimen stained with various fluorescent molecules. C) a scanning tunneling micrograph. D) a specimen on a dark-field microscope. E) either a specimen stained with a differential stain or fluorescent molecules.