If two parents both have purebred recessive traits, what is the probability of their offspring having a dominant trait?

Rue or false siblings look simila rbecause they each have some traits of their parents.

Which represents the cross between parent plants if one is heterozygous for yellow-colored pods and the other is homozygous for green-colored pods? yy  ´    ´    ´    ´  yy

During an experiment, readings for blood pressure in a persons body were found to be constant . however , when he measured by a different blood pressure cuff , the readings differed by 15 points for each reading. this difference indicates that the results are