Which statement is true regarding the way in which sex chromosomes are passed on to offspring

Why do some pregnant women fail to receive adequate prenatal care? a. ethnicity b. language and cultural barriers c poverty d. all of the above

Which action is an appropiate immediate response to a flood? a. removing wet clothing b.marking flooodwater levels c.avoding crossing flowing water d.walking, no driving, through water

Practice or pre-exercise theories of play pose the idea that a. play provides children with an opportunity to practice adult activities. b. play is necessary to reenergize human cognition. c. children have too much energy and play will rid them of that energy. d. children are the link between animals and human beings.