In humans, a widow’s peak hairline is determined by the dominant allele (W), and a straight hairline is determined by the recessive allele (w). If a male is heterozygous for a widow's peak and a female has a straight hairline, what is the probability they will have a child with a straight hairline? 100%

50%

75%

25%

Which of the following are true about bacteria? select all that apply. bacteria are all around you. bacteria can or harmful. bacteria are multicellular organisms. bacteria can only be found on the human body.

Could someone me with number one you

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.