Dna polymerases group of answer choices
a) break hydrogen bonds between complementary nucleotides to unwind/unzip the double helix.
b) seal gaps between dna fragments.
c) synthesize new stretches of dna during dna replication.
d) proofread dna molecules.

Body systems are not completely independent they integrate and work together describe one example of the integration between body systems

What is a sex-linked genetic disorder that disrupts the blood's ability to clot? a. achondroplasia b. huntington's disease c. hemophilia d. albinism

Hormones are chemical molecules produced by endocrine glands. one such endocrine gland is the thyroid gland, which synthesizes the thyroid hormone, which in turn affects the heart muscles. which two statements describe the probable reason for the function of the hormone? the cells in the heart have specific receptors that allow for the intake of hormones. the heart and the endocrine glands have the exact same types of cells. all cells make the same types of hormones. thyroid hormones show their effect on the heart by means of specialized cells. thyroid cells and cardiac cells have different dna.