Which of the following statements about scientific theories are true? (a) theories cannot be tested (b) theories are the same as hypotheses. (c) theories can be used to predict the existence of as yet unobserved things or phenomena. (d) theories are ethical principles based on a religious foundation

C. im pretty sure thats what it is, the other answers sound weird and definitely wrong in my opinion

cats appear to have glowing cat eyes because the back of their eyeballs includes a special reflective surface called the tapetum lucidum. this lets them see better during the night, giving them a much better vision.

regulation of gene expression. gene expression can be regulated by various cellular processes with the aim to control the amount and nature of the expressed genes. these regulatory proteins bind to dna and send signals that indirectly control the rate of gene expression

explanation: