Apaleontologist is trying to study the dna of a fossil from an extinct animal called x. he has formulated three hypotheses. which hypothesis cannot be tested?
a. x's dna has a high proportion of protein.
b. the protein content of x's dna changes with its life cycle.
c. x's dna consists of a single strand.

Part a - prefixes, roots, and suffixes match these prefixes, suffixes and roots to their meanings. phospho- angio- -uria -tropic -phag- a. the word root means blood or lymph vessels. b. the word root means urine. c. the word root means feeding or eating. d. the word root means phosphate or phosphorus. e. the word root means attracted specifically to the specified organ or tissue. part b – match these vocabulary terms to their meanings. gonadotropic polyuria angiotensin ii polyphagia phosphodiesterase upon the release of renin, is produced and stimulates vasoconstriction and the release of aldosterone. fsh and lh are examples of hormones, which target the ovaries or testes. an enzyme that degrades second messengers like camp or cgmp is . overproduction of urine, or , is a sign of diabetes mellitus. overeating, or , is a sign associated with diabetes mellitus.

This is one form of rna that transports a specific amino acid to a ribosome during protein synthesis.

Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called