How many stacked pennies would reach the moon? (assume that a penny is 1 mm

If a set of instructions that determines all of the charactersitics of an organism is comparedto a book,and a chromosme is compared to chaper in the book,then what might be compared to a paragraph in the book?

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

White-tailed deer are considered to be an overpopulated species in the central united states. which of these events probably contributed the most to white-tailed deer exceeding their carrying capacity?