2. Some cells are covered in cilia, which are tiny hair-like structures. What are two functions of cilia?
A. grooming and expelling waste
B. movement and grooming
c. movement and obtaining food
D. obtaining food and expelling waste

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.

The third stage of cellular respiration is (2 points)