What type of joint allows you to open and close your mouth?

A. ball and socket
B. hinge
C. pivot
D. saddle
E. none of the above


Answer: B. hinge

Biology & Microbiology

You might also like to view...

What is the function of cyclic dimeric GMP in bacterial global regulation systems?

A. It converts GTP to cGTP. B. It acts as a secondary nucleotide messenger. C. It is a sensor kinase. D. It is an autoinducer.

Biology & Microbiology

In proteins, nitrogen bases link covalently to ribose in DNA

Indicate whether the statement is true or false.

Biology & Microbiology

The causative agent of acne is

A. Staphylococcus aureus B. Micrococcus luteus C. Propionibacterium acnes D. Streptococcus epidermidis E. Corynebacterium diphtheriae

Biology & Microbiology

Which pathway(s) is used to fix carbon dioxide?

A. Pentose phosphate pathway B. Reductive tricarboxylic pathway C. Entner-Doudoroff D. Glycolysis

Biology & Microbiology