30 points ! what are the differences between renewable and nonrenewable resources? what are the benefits of solar energy? be sure your answer is in paragraph form and is at least 7 sentences long.

2points what is the term for a female reproductive cell? a. egg b. chromatid c. allele d. fertilization

Ronald wants to see if a new shower cleaner works better in removing soap than his old cleaner. he uses the new cleaner on one half of the shower tiles and his old cleaner on the other half. identify the independent and dependent variables in this experiment. enter your answer in the space provided.

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