Astudent looks at a slice of tissue on an unlabeled microscope slide. ***unit 3 lesson 1 begins with this question. here are all the answers to this quick check. 1. d cell walls 2.b nerve cord 3.a all chordates share a common 4.b stable internal environment 5. c adapt to new living conditions

Which represents the cross between parent plants if one is heterozygous for yellow-colored pods and the other is homozygous for green-colored pods? yy  ´    ´    ´    ´  yy

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides

Which of the following molecules could pass through the plasma membrane by simple diffusion? a. na+ ions b. glucose c. amino acids d. carbon dioxide