Jamal's class is observing how different substances are affected by physical and chemical changes. What evidence might indicate that a chemical change has occurred? Choose the three correct answers.
A
release of heat
B. change in temperature
C. color change
D
new smell
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In the family tree below, people with the recessive trait of attached earlobes are shaded gray.

Which is required for sexual fissiondiploid cell productionmeiosis

Which of the following statements about c4 carbon fixation is not true? a c4 carbon fixation is an adaptation for plants exposed to high light intensityb. c4 carbon fixation occurs in more plants than c3 carbon fixation.c c4 carbon fixation is more common in areas of high temperatures than c3 carbon fixation.d. c4 carbon fixation occurs in the inner cells of a leaf rather than the entire leaf.