Answer:
It's fibers
Explanation:
Its fibers are longer than they are wide, and they are striated, like skeletal muscle fibers. But, unlike skeletal muscle fibers, cardiac muscle fibers have distinct ends to them, called intercalated discs.
Answer:all homozygous dominant
Explanation: traits are known to be controlled by genes in the chromosomes.from mendels work a test cross between a homozygous rr male and a female would produce r gametes each,which when crossed produces a rr ofspring,which is homozygous for the trait
Gastrointestinal tract is the answer
Answer:
The blood travels back to the heart to get oxygen.
I suppose you could use it to look for cells, because only living things have cells.