This part of the investigation that a variable is not applied is ​

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

Idont understand by supporting the plant and holding the leaves up to the light. question 3 options: tap or fibrous root flower petals herbaceous or wood stems leaves with stomata

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water