A scientist wanted to find out whether a brown carp has the genotype BB or Bb. Describe what genetic cross a scientist could do to determine this

In which of the following relationships is one organism always benefited while the other organism is always harmed

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above

Urgent in guinea pigs, black fur (b) is dominant over white fur (b). cross a heterozygous (hybrid) black guinea pig with a homozygous (purebred) white guinea pig. complete a punnett square, identify the genotype(s), phenotype(s), and probability (% and fraction) that the offspring will be black and white?