Why does a hot air balloon float?
1. the shape of the balloon provides lift.
2. the volume of the air displace by the balloon is less than the volume of the balloon.
3. the weight of the air displaced is less than the volume of the balloon.
4. the weight of the balloon is less than the weight of the air displaced by the balloon.

Which is an example of a population?

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.

Jane is blood type a her husband is blood type b. jane is puzzled because their daughter is type o. explain how the daughter inherited a blood type that neither of her parents had explain your answer