Sixty percent of all eutherian mammals come from only two groups. Which of the following are the two groups that make up the majority of the eutherians?

a. Scandentia and Lagomorpha
b. Lagomorpha and Primata
c. Rodentia and Chiroptera
d. Cetartiodactyla and Carnivora


c. Rodentia and Chiroptera

Biology & Microbiology

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Thigmotropism is a growth response to ____

a. light b. day length c. contact with a solid object d. circadian rhythms e. gravity

Biology & Microbiology

HeLa cells can vary in chromosome number. This panel of chromosomes shows all of the chromosomes in a single metaphase HeLa cell. Which chromosome number has a normal number of copies?

Biology & Microbiology

All EXCEPT which of the following terms can be

used in describing asexual reproduction? a. clone b. mitosis c. identical d. meiosis e. parent

Biology & Microbiology

Rosalind ____________ used X rays to learn more about DNA's structure.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology