After learning about your local water supply, you decide you want to start doing some research. You decide to measure the phosphate levels of your local pond every week and record the results.

The BEST reason to carry out this process is

A) to make sure that the pH levels in the pond are not too low.
B)to make sure you have a record of the changes in turbidity in the pond.
C) to make sure that the dissolved oxygen levels in the pond are not too high.

Which of the following statements are true chromosomes make up genes

Protein synthesis actually begins in the nucleus when transcribes a single gene on the dna molecule is copied. the process of copying this gene is called this copy is known as and contains the protein building instructions. this copy is sent out into the cytoplasm to the part of the cell known as the the of the ribosome will join together to form a functional ribosome when they attach to the mrna. as the mrna moves through the ribosome, the message is read by transfer rna brings the correct back to the ribosome. the amino acids are placed in the correct order and are hitched together by

When you run, you begin to breathe heavier and faster. your heart beats more quickly, bringing more oxygen to your cells. which organ systems are working together here?