A replication bubble forms as the DNA unwinds.
Option C
<u>Explanation</u>:
Replication bubble is the space where the strands of double helical DNA structure are separated with the help of DNA helicase. The strands of the double helical DNA are still in the helix form on the both end of the unwinded DNA stand which gives this region an appearance of a bubble.
DNA unwinding is the first step in replication or transcription of the DNA molecule. DNA helicase separates the two types of "DNA" that are connected by hydrogen bonds with the help of ATP hydrolysis.
<span>The opiates are highly addictive drugs that suppress physical sensation and responsiveness to stimulation.
Opiates is a </span>a medication/drug with morphinelike impacts.
<u>Answer:</u> A. Carbohydrate
<em>When green sea turtles eat algae they are getting carbohydrates from it.
</em>
<u>Explanation:</u>
Different sea turtles have different diets. Some are omnivores while some are herbivores. Green sea turtles belong to the group of herbivorous sea turtles.
<em>The diet of hatchlings is different from that of the adults. Hatchlings are omnivorous and feed on mollusks and crustaceans.</em> The adult sea turtles have to scrape off algae from rock surfaces and hence has a beak shaped like the teeth of a saw.
<em>Other type of sea turtles are loggerheads and leatherbacks that mainly feed on sponges and jellyfish respectively
.</em>
