Answer:
d) levels of nitrate pollution in local waterways
Explanation: This type of data can be expressed and measured numerically.
<span>Since mature red blood cells do not contain a nucleus, more room is available for Hemoglobin. It is a protein that is used in transporting oxygen and is extremely important for the body. </span>
It is a unicellular organism. Yeast are a polyphyletic group of species within the kingdom fungi. They are predominantly unicellular.
False because you grow more in my opinion by losing
Answer:
Explanation:
Paleontologists are scientists that use fossil records to study the history of life on earth. They use known evidence/fossils such as bones, prints (on land or sea), dead remains to determine evidence and history of past life on earth.
Some of there observations include the use of comparative anatomy to determine possible evolution. They also use carbon dating to determine approximately how long a fossil/bone has been in existence.