Which statements correctly describe the digestive system? Select four options.

A) Food is cut into pieces in the mouth.
B) Food becomes dry in the mouth.
C) Proteins are broken down in the stomach.
D) Carbohydrates are first broken down in the stomach.
E) Food becomes mostly solid in the large intestine.
F) Fat is broken down into smaller droplets in the small intestine.

HELLL AND FASTT HEHEH

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

Which of the following describes the difference in stimuli required to detect a difference between the stimuli? a. just noticeableb. signal detectionc. subliminald. top down

In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?