Which of the following is the adaptation that allows animals to survive in high altitudes, which contain lower levels of oxygen? a. Migration b. Higher levels of hemoglobin c. Insulating feathers d. Higher body temperatures Please select the best answer from the choices provided A B C D.

Hybrid instruments that play sounds that are part sampled and part synthesized are known as:

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the:

2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.