Living cells require constant access to energy in order to remain alive. which statement best describes why cells need a constant supply of energy? a) without energy, cells would not be able to access food resources. b) without energy, cells would be forced to enter into a state of dormancy. c) energy is required to process genetic information--without an active dna molecule, cells will be unable to function. d) energy is required in order to maintain homeostasis--without a constant, organized internal state, the cell will die.

The images show the wings of a bat and a bee. from this evidence, what can you conclude about the evolutionary relationship between these organisms? a. the wing structures of the bat and the bee are different, indicating they didn’t inherit wings from a common ancestor. b. the wing structures of the bat and the bee are different, indicating they inherited wings from a common ancestor. c. the functions of bat wings and bee wings are the same, indicating they obtained wings from a common ancestor. d. the functions of bat wings and bee wings are different, indicating they didn’t obtain wings from a common ancestor.

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

What is the term for the two sets of chromatids formed in the parent cell a. haploid b. diploid c. gamete d. tetrad