Tom's class has been studying natural resources in science. his teacher listed these two words on the board: oil, coal. tom's teacher asked them to think about why these two words are important to humans. why are resources such as oil and coal important? a) they are used as fuel. b) they are not important. c) they are used to grow plants. d) they are used in construction.

What feature of cell theory is best demonstrated in the image

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen

Anurse is caring for a 42-year-old client who is scheduled for an amniocentesis during the fifteenth week of gestation because of concerns regarding down syndrome. what other fetal problem does an examination of the amniotic fluid reveal at this time?