Mark Zuckerberg based his development of Fa cebook on which need or want? A. To help people avoid having to talk to others in social situations.
B. To help people learn more about their friends' habits and opinions.
C. To allow people to share photos online without keeping a record.
D. To allow people to connect online like they do in person.

19. scientists use meteorites that hit earth to provide evidence of the composition of earth's interior because they hypothesize that

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

Consider the skeleton. which skeletal system is represented by the shaded portion of the skeleton? spongy skeleton compact skeleton axial skeleton appendicular skeleton