Take two glasses, fill one with water and leave the other empty. place them side by side. fold a paper towel lengthwise and put one end into the water in the glass with water. stick the other end of the paper towel in the empty glass. wait 30 minutes and record your observations.
what will the hypothesis be?

Compare and contrast cladistics and phylogeny. what are their advantages and disadvantages? which is the most useful in understanding how an organism developed into its current form? which concept most strongly supports your opinion about the origin of any given organism?

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

18. how do the cells in meiosis differ from the cells in mitosis?