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Scorpion4ik [409]
4 years ago
14

Is the following statement true or false? luminol detects human blood at crime scenes. it changes color if an iron-containing pr

otein in red blood cells is present. luminol is a chemical indicator.
A. True

B. False
Biology
1 answer:
marusya05 [52]4 years ago
6 0

Answer: A) Trues

Explanation:

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Daniel [21]
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Lana71 [14]

Answer:

Gravitational redshift

Explanation:

Gravitational redshift, changes in a planet's orbital path, gravitational lensing provides concrete evidence for the general theory of relativity. Hope this is helpful and the answer you were looking for!

8 0
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