The frequency of thunder is about 100 Hz. What is the period
of a wave of thunder?

After fertilization, which type of cellular division is responsible for the growth and development of a complex, multicellular organism?

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

Anormal appearing couple is found to be heterozygous recessive for albinism both have the genotype aa the gene responsible for albinism is recessive to the normal pigment-producing gene what are the changes of their children being albino