Please help !! In humans, the H allele is dominant for hitchhikers thumb and the F allele is dominant for free earlobes. Two parents that are heterozygous for both traits were crossed. What is the probability of an offspring with the genotype hhff?

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit