One example is using tree rings on a tree to determine the absolute time
Answer:
A
Explanation:
Amoebas reproduce through binary fission which is a form of asexual reproduction.
<h2><u><em>They use hypotheses to guess a result based on what they already know. Observations are used to record the results of an experiment. Predictions are used to have an expected outcome of a test, thinking the hypothesis is correct. Experiments are used to test the hypothesis.</em></u></h2>
Answer: Both systems help remove carbon dioxide from the body.
Explanation: did this a couple days ago
