Which of the following is an example of a chemical change? (4 points) оа
Boiling water
Ob
Burning paper
Dissolving sugar in heter
Od
Melting gold

How much time has elapsed from the very beginning of "the memior of the conquistador bernal diaz del castillo" to the end? a. castillo's whole life b. a quarter of an hour c. a few weeks d. a decade

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

Nucleic acids offer variability because they contain alternate forms of genes called .