There are two machines in this photograph. the wheelchair is a compound machine. is the other machine in the photograph a simple or a compound machine? a. simple machine b. compound machine

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. the following chemical equation shows the combustion of ethane. balance the equation by filling in the coefficients. c2h6 + o2 → co2 + h2o

What do we call the process when two dominant alleles are expressed and do not blend? a.incomplete dominance b.codominance c.multiple alleles

What tool do geneticists use to predict the outcome of genetic crosses? a.karyotype b.punnett square c.centrifuge