1. A square is used to determine all combinations of how parents can pass on their alleles. 2. is the physical expression of a particular trait?
3. If offspring inherit a dominant black allele and a recessive white allele what is the genotype of Bb?
4. Is the dominant or the recessive allele expressed?
5. The allele is hidden but can be passed down do the next generation
PLEASE HELP ME

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

What is the primary function of the nervous system?

2. which is the last step in the scientific method?