I hade a sex before puberty is am vergin still or waht

Which of these has happened to your food by the time it reaches your small intestine? a. all the macromolecules have been broken down completely. b. lipids and starches have been partially broken down. c. starches and proteins have been partially broken down. d. proteins and lipids have been broken down into subunits.

Using meiosis, the sporophyte produces spores that are .

Omg substrates with the same size and shape as the active site will bind to the enzyme. why is the key labeled the “bad” substrate?