A fossil is found to have a 14c level of 79.0% compared to living organisms. how old is the fossil?

Which property of water allows blood to aid in the transportation of nutrients and gases throughout the body?

Mineralocorticoids from the adrenal gland, such as aldosterone, regulate salt metabolism. True or False

an organism had 8 chromosomes in its body cells. how many chromosomes will be in the body cells of the offspring?

Humans evolved in the Eocene period. true or false

Why are sawfish unique in their ability to perform parthenogenesis?

What is the Rotation of Earth per hour?.

Spider monkeys in Costa Rica live in the rainforest, where they eat fruit and nuts from big forest trees. The trees also protect them from predators like jaguars and large snakes. The trees are the spider monkey's.

Which key difference do experiments have that correlation studies do not have?

What are the two major components of a carbon footprint and Why?

Match the following vocabulary words with the correct definitions. 1. Place where something is located. amber 2. A mark that is made by pressure. mineral 3. Fossilized sap of trees. site 4. Element or chemical substance from the ground. identify 5.