Like "fossil fuel" or "respiratory system"?
D. Chlorophyll a
Hope this helped
<em>The term</em><em> geotropism</em><em> describes how plants respond to gravity. </em>
<em>Mark as brainliest please.</em>
When focusing a specimen you should always start with the SCANNING objective. Scanning objective is used to put the object you want to examine in focus. After proper focusing on the object, you can now switch to power objective.