Infants love their mothers primarily because their mothers fulfill their basic biological needs, such as providing food. true or false?

Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries

The tubes transporting minerals and water upward are called ?

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities