B. A panther was believed to be a different species but later it was found that panthers were just jaguars and other big cats with a dark coat.
The answer is C. Your eyes respond the the amount of light going into your eyes so they get smaller when exposed to more light and dilate when the amount of light is lessened
Answer:
c. DNA
Explanation:
The DNA is double stranded molecule that twist around each other to form a double helix structure. Each strand consists of nucleotide bases joined together by deoxyribose sugar-phosphate backbone.
<em>The two strands of the DNA lies anti-parallel to each other and each strand has two ends - the 5' end where the phosphate group gets attached to the 5′ carbon of a ribose sugar and the 3' end where there is a free hydroxyl group attached to the 3′ carbon of a ribose sugar.</em>
Hence, the correct option is c.
<span>All cells in our bodies contain the same exact DNA, believe it or not. It's all epigenetic. The different shapes and functions are due to cellular differentiation and gene expression/silencing.
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