The stomach produces a hormone that feeds back and acts on the stomach.

Answer the following statement true (T) or false (F)


True

The lower stomach produces the hormone gastrin, which feeds back to stimulate the upper part of the stomach to produce digestive juice.

Biology & Microbiology

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Where did information processing become increasingly centered in terrestrial vertebrates?  

A.  thalamus B.  forebrain C.  midbrain D.  hindbrain E.  medulla oblongata

Biology & Microbiology

In karyotyping, individual chromosomes may be distinguished from others by

a. a comparison of chromosome lengths. b. bands produced on chromosomes by differential staining. c. the position of centromeres. d. the relative lengths of the "arms." e. all of these.

Biology & Microbiology

Diffusion of molecules through channels and facilitated transport are types of ________ transport

Fill in the blank(s) with correct word

Biology & Microbiology

Where are the proteins of the electron transport chain located?

A) mitochondrial outer membrane B) mitochondrial inner membrane C) mitochondrial intermembrane space D) mitochondrial matrix

Biology & Microbiology