Which statement about the Earth's atmosphere is incorrect? * 1. Earth's atmosphere contains the gases nitrogen and argon.
2. Earth's atmosphere contains the gases carbon dioxide and nitrogen.
3. Earth's atmosphere Contains mostly oxygen.
4. Earth's atmosphere contains tiny solid particle like dust and polletn.

Lucia is walking barefoot in her yard. she accidentally steps on a nail. how will her nervous system work to generate a reaction? arrange the eventschronologically.

What evidence did mendel find that supported his law of independent assortment? a. some traits are controlled by several different genes. b. a trait can be passed on from a parent to an offspring. c. most traits have a dominant form and a recessive form. d. different traits are passed on independently of each other.

Parthenogenesis is a type of reproduction that does not require a mate. it’s rarely seen in birds and higher vertebrates. parthenogenesis involves the formation of a zygote. but this zygote is formed without fertilization. in parthenogenesis, in the absence of a male gamete, the ovum develops directly in the zygote.