Mechanical digestion begins in the _______.
A) mouth
B) large intestine
C) stomach
D) small intestine
A) mouth
You might also like to view...
Dead phagocytes make up much of the material of pus
Indicate whether the statement is true or false.
The posterior lobe of the pituitary gland stores and secretes ____
a. ADH only b. TSH only c. oxytocin only d. ADH and oxytocin only e. ADH, oxytocin and TSH
Homologous chromosomes have which of the following?
a. the same genes at the same locus b. the same genes at different loci c. different genes at the same locus d. different genes at different loci
Which is a false statement regarding riboswitches?
A. When the effector binds the riboswitch, it may serve to terminate transcription of its target mRNA. B. Riboswitches are regions in the 5' untranslated leader of an mRNA. C. The effector molecules that bind to riboswitches are proteins. D. When the effector binds the riboswitch, it may serve to continue transcription of its target mRNA.