The purpose of the mucus found within the respiratory system is to

a- push the cilia away from the lungs
b- move air through the windpipe
c- trap particles from the air before they reach the lungs
d- lubricate the epiglottis

What is the function of nucleic acids

Which of the following statements is true? a. there are more chromosomes in an organism than there are genes. b. there are more genes in an organism that there are chemical bases. c. dna is made of sugar, phosphate, and carbon. d. genes are found in specific locations on a chromosome.

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations