Nan experiment, a scientist notices that an enzyme’s catalytic rate decreases when the ph of the environment is changed. which of the following best summarizes the effect of ph on the enzyme? ph changes the atomic structure of the enzyme. ph changes the ability of them he enzyme to dissolve in water. ph changes the shape of the enzyme. ph takes energy away from the enzyme, thus slowing it down.

Select all the correct answers. lactobacillus is a bacteria that live inside humans. these bacteria live on the nutrients from our bodies. they to keep our gut clean and healthy. s. typhi is a bacteria that enter our bodies through contaminated food. this bacteria causes infections in the body. based on this information, which two statements about the association between these bacteria and humans are true? a. lactobacillus shares a parasitic relationship with humans. b. s .typhi shares a parasitic relationship with humans. c. both lactobacillus and s. typhi share a parasitic relationship with humans. d. both lactobacillus and s. typhi share a mutualistic relationship with humans. e. lactobacillus shares a mutualistic relationship with humans, and s. typhi shares a parasitic relationship multiply chrse

When mendel crossed a true-breeding short plant with a true-breeding tall plant all the offspring were tall. which term describes the gene for tallnes?

Long term exposure to waves can cause sunburns and skin cancer.