Biology, 13.10.2019 13:00 anniejordan0412
Which two of the following cannot be dated using the carbon 14 dating method? choose two from paper, pollen, leather, coal, bones, hair, egg shells, carboniferous limestone, wood, rope
Answers: 1
Biology, 22.06.2019 02:50
Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays
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Biology, 22.06.2019 05:00
Idonāt know the answer and iāve been stuck on it for a while now skskskskks
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Biology, 22.06.2019 05:50
The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes
Answers: 2
Biology, 22.06.2019 09:10
Refer to this portion of a dichotomous key for fish identification to answer the question. 1. (a) has a single dorsal fin Ā® 5 (b) has a double dorsal fin Ā® 2 2. (a) one fin is spiny, the other is smooth Ā® 3 (b) one fin is not spiny or smooth Ā® 4 5. (a) has small fin on back near tail Ā® 6 (b) has no fin on back near tail Ā® 7 6. (a) has barbs near the mouth Ā® catfish (b) does not have barbs near the mouth Ā® 10 7. (a) tail is asymmetrical Ā® 8 (b) tail is symmetrical Ā® 9 10. (a) scales are small Ā® trout (b) scales are large Ā® 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
Answers: 2
Which two of the following cannot be dated using the carbon 14 dating method? choose two from paper...
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