In the United States, parathion is the most widely used member of a class of ____.

Mitosis and cytoplasmic division of a cell in an ovule produces four __________, one of which gives

rise to the female gametophyte. Fill in the blank(s) with the appropriate word(s).

Which of these groups is (are) flagellated protist(s)?

a. parabasalids b. euglenoids c. diplomonads d. kinetoplastids e. all of these

What is the specific location of a gene on a chromosome?

A. genotype B. allele C. phenotype D. locus

Which STD is caused by a parasite?

a. HPV b. trichomoniasis c. gonorrhea d. syphilis e. chlamydia