Sexual reproduction requires cells to undergo whereas only is necessary for asexual reproduction. a. fertilization; meiosis b. mitosis; meiosis c. mitosis; fertilization d. meiosis; mitosis

D. Meiosis because babies or humans are made of a combination of our parent’s genes. Meiosis is mitosis times 2. So you get more pairs that are different. Mitosis produces identical offsprings.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.