What is one example of a response
a. water lost from the lungs
b. ivy growing around the pole of a fence
c. the angle of the sun changing during the day
d. outside temp. dropping at night

Transmission electron microscope are best for viewing a) microorganisms in pond water b) internal organs of a mouse c)internal structures of a cell d) surface features of a specimen

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms

Which of the following is the earliest era of earth's geologic time scale? cenozoic mesozoic precambrian paleozoic