It has been argued that declining levels of which hormone to explain the aging-out process?

Me with biology endocrine system crossword also image left i need with hw

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes

The lake of the ozarks is a human-made lake, so it collects runoff from coal strip-mining, fertilizers, resort wastewaters, and septic drainages. the average lake temperature is between 10∘c and 21∘c. consider the physical requirements for growth and multiplication that would allow fecal coliforms to “blossom” in the lake of the ozarks. which of the following would accurately describe these organisms? check all that apply. psychrophiles facultative halophiles extremophiles mesophiles hyperthermophiles