An important adaptation related to reproduction and first seen in reptiles is _____.

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


Ans: internal fertilization

Biology & Microbiology

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Which of the following statements about the relationship between ants and acacia trees is/are accurate? Check all that apply.  

_____ The ants protect the acacias from other insects. _____   The ants protect the acacias from epiphytic plants and vines. _____ The ants live in the hollow thorns of the acacias. _____ The ants are provided with sugar or other nutrition by some species of acacia. _____  The ants aid pollination of the acacias.

Biology & Microbiology

What raises the pH of chyme so that digestive enzymes can function in the small intestine?

a. bicarbonate b. pepsin c. gastrin d. bile e. brush border enzymes

Biology & Microbiology

Which region represents the highest HANPP as a percentage of local NPP?

A) Australia B) Canada C) South America D) India

Biology & Microbiology

Genes that normally block cell division are called:

a. growth factor genes. b. oncogenes. c. tumor suppressor genes. d. proto-oncogenes. e. growth inhibiting genes.

Biology & Microbiology