Which of the following is themes accurate description of how flatworms and people remove waste from their body?
a. Flatworms store waste in their bodies until they die. People remove waste from their lungs and kidneys.
b. Flatworms do not need to remove carbon dioxide from their body, and do not have a system to remove solid or liquid waste. Humans continually remove carbon dioxide and liquid waste from their body.
c. Flatworms release carbon dioxide directly from the skin, and use a simple digestive system to remove liquid waste. People use lungs to remove carbon dioxide, and have developed complex excretory and digestive systems to remove waste.

Brainliest ! is slowing down a car an example of acceleration? explain. - explain correctly

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?

Which of the following statements is correct in hour our immune system responds to a potential pathogen? a. the adapted immune system will call on the innate immune system to destroy the pathogen. b. b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c. the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. d. the t-cells in the adapted immune systems are the first to recognize the pathogen vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a. antigen, antibody b. antibody, antigen c. antibody, antibiotic d. antibiotic, antibody