Amineral has no particular planes of weakness in its lattice structure, so it does not break along perpendicular planes. what happens when the mineral is struck?

(a) destruction

(b) fracture

due to the fact that it skipped a generation we can tell it is definitely not a dominant trait, therefore it must be recessive. i think this is right let me know!

explanation:

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .

"do a testcross with a homozygous recessive plant."