What is the shortening of a muscle cell called?

1.contraction
2.expansion
3.piling
4.none of the above

this is true, assuming that the allele is completely recessive and incomplete dominance is not a factor.

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.