Mrs Cortez has asked her students to write an explanation what chromosomes are and what they do. Four student examples are shown. Which student has written the best explanation of chromosomes?

A. Araceli
B. Becca
C. Charles
D. Daniel

Name the intersection of plane bpq and plane cpq.

Sulfuric acid is a polyprotic acid. write balanced chemical equations for the sequence of reactions that sulfuric acid can undergo when it's dissolved in water.

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.