Which change would most likely cause a decrease in the number of squirrels living in an area? A) a decrease in the number of predators
B) a decrease in competition between the squirrels
C) an increase in available food
D) an increase in the number of forest fires

Which of the following is not a main characteristic that scientists focus on when determining which kingdom an organism belongs to

The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a. an ionic bond is formed between the oxygen and carbon atoms. b. four valence electrons are shared. c. two valence electrons are shared. d. valence electrons are shared between oxygen atoms.

If you want to double a batch of brownies you must have double the ingredients before you start cooking similarity a cell must double its contents including its dna prior to dividing