A student makes the following list of facts about a groups of objects in space while watching a NASA documentary: - made of 200 billion stars
- 300 million light years from Earth
- 100 light years in diameter

Which of the following components of the universe is the student most likely describing?
(1 Point)

A galaxy

The universe

A constellation

The solar system

Which locations on the map are low-pressure areas? a b c d e

Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin ® 5 (b) has a double dorsal fin ® 2 2. (a) one fin is spiny, the other is smooth ® 3 (b) one fin is not spiny or smooth ® 4 5. (a) has small fin on back near tail ® 6 (b) has no fin on back near tail ® 7 6. (a) has barbs near the mouth ® catfish (b) does not have barbs near the mouth ® 10 7. (a) tail is asymmetrical ® 8 (b) tail is symmetrical ® 9 10. (a) scales are small ® trout (b) scales are large ® whitefish what is the next step to complete to identify a fish that has a single dorsal fin, no fin on the back near the tail, and no barbs near the mouth? step 2 step 5 step 7 step 10

Explain the causes and effect of damage to the genetic code.