What is the chemical composition of chromatin? a. it is pure b. it is dna and protein c. it is carbohydrates d. it is carbohydrates and dna

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !

The pacific plate is an oceanic tectonic plate. how did a hot and the pacific plate interact to form the hawaiian islands?

Which fossil organism in whale evolution do you think was the first to live mostly in water? explain your claim with evidence and reasoning?