A) theyre a way of visualizing how different species are related.
Here’s a quizlet I found that may be helpful! https://quizlet.com/173517257/nova-lab-quiz-flash-cards/
A double helix structure that consist of two polynucleotide chains.
A DNA molecule consists of two strands that wind around each to form a double helix. Double-stranded DNA consists of two polynucleotide chains.
I think the answer is F. Water pollution
Answer:
<u><em>C</em></u>
Explanation:
Generally hydrophobic/ amphipatic. Water-insoluble organic compounds. Do not form large covalent polymers.