Which of these choices provides a direct refutation of an argument found in this passage, that viruses are not living organisms? a. since living things reproduce, and viruses reproduce, they must be alive. b. many bacteria become spores, highly protected inanimate forms, during times of stress. c. a baby can't survive without , just like a virus needs a host in order to reproduce. d. before changing into a butterfly, caterpillars go through a cocoon stage where they appear dormant?

Mention true or false : a) cholera is marked by acute diarrhea and no urination. b)mosquitoes are the source of dysentery germs.

Why is excretion necessary to maintain homeostasis?

Determine if the following statement is true or false. if true, choose true. if false, choose the rewording that is true. according to the law of independent assortment, alleles for each gene are inherited together so that they always stay together. according to the law of independent assortment, offspring express a combination of their parents' traits. according to the law of independent assortment, alleles for a characteristic split during meiosis and combine during fertilization. true according to the law of independent assortment, alleles for each gene are inherited independently so that no two alleles stay together.