Plants that live in hot, dry climates have evolved mechanisms to conserve limited water sup- plies. one example is the closing of leaf openings by guard cells during the day to decrease water loss from their leaves. this detection of and response to an environmental stimulus is an example of
(1)a feedback mechanism
(2)a genetic mutation
(3)an organ malfunction
(4)an allergic reaction

What terms describes being out of water after being submerged

Fill in the blank 1. digestion occurs in the small intestine through the action of enzymes. 2. urea, excess water, and other waste materials are eliminated in a water fluid called 3. can cause infections by injecting dna or rna into hosts. 4. the human immune system produces in response to a vaccine, which later can bind to and destroy a pathogen if it invades. 5. are structures that link bone to bone at a joint 6. in the heart, blood flows from the right atrium to the right ventricle, where it is pumped to the the words i can use are: lymphocytes gliding pivot gas urine absorption dermis fulcrum lungs chemical viruses capillary vertebrae esophagus tendons antibodies synapses ligaments kidneys pathogens

Which of the following describes how binary fission and mitosis are similar? a)they are both used for growth or repair b)they both break down membrane-bound nuclei c)both invoke the replication of a single stand of dna d)both replicate genetic material