Which of the following best defines climate

Which statement best explains how cellular respiration maintain homeostasis in animals? it maintains body temperature by absorbing energy. it breaks glucose into energy required by the organism. it speeds up metabolism by making oxygen. it produces energy from hormones present in the organism.

Which tool could you see a plant cell? a. a filter b. a microscope c. a microwave d. an electromagnet

What does the number 18.9984 represent in the image?