The role a of a digestive system is
Your digestive system breaks down the food you eat into nutrients such as carbohydrates, fats and proteins. They can then be absorbed into your bloodstream so your body can use them for energy, growth and repair.
What are the major levels of organization, from smallest to largest, that ecologists commonly study? The 6 different levels of organization that ecologists commonly study are species, population, community, ecosystem, and biome.
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Answer - Many Types Such as
Golgi Body
Mitochondria
Nucleus
Chloroplast
Endoplasmic Reticulum
Reasoning - These are specialize Organelle which function in each part of doing their duty require the layers to keep it separate in maintaining certain materials they receive within the cell.
Answer:
giraffes necks consists a tall bone like structure called notochord which gives support to the skeletal system like how do we have backbone