Answer:
The right answer is intercalated discs.
Explanation:
If you observe cardiac muscles under a microscope, the first feature that appears is Intercalated discs. Cardiac muscles contains heart muscle cells which are called as cardiomyocytes which are linked by these discs to perform a single functional organ.
Intercalated discs helps in harmonizing the contraction of cardiac tissues.
Answer:
The answer is prokaryotes
Because plants go through a cycle(the cycle is seed, seedling, plant, flower and tree.) and it takes time for the plant food, water, and nutrients to go though the plant.