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MrRissso [65]
3 years ago
10

Please help with both questions!!!

Biology
1 answer:
Nonamiya [84]3 years ago
5 0

Answer:

1)B

2)H

Explanation:

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A fossil was found and determined by radiometric dating to be 11,400 years old. what is the ratio of carbon-14 to carbon-12 in t
LuckyWell [14K]

The answer would be 25%

Carbon 14 is radioactive material with 5700 year of half-time which will change it into carbon-12, a more stable substance. If the age of the fossil is 11,400 years old, then the amount of half-time passed would be: 11,400 years/ (5,700years/ half-time)= 2 half-time.

Since it undergo 2 half-time, the percentage should be: 100% * (1/2)^2= 25%

3 0
3 years ago
_____ attempted to measure intellectual strengths based on tests of reaction time, muscular power, and body proportions.
Vikki [24]

Answer:

Francis Galton

Explanation:

Francis Galton was interested in anthropology, statistics, geography, and psychology, he try to measure i ntelligence scientifically through <em>reaction time tests. </em>

I hope you find this information useful and interesting! Good luck!

7 0
3 years ago
What is an example of codomiance
satela [25.4K]

Codominance means that neither allele can mask the expression of the other allele. An example in humans would be the ABO blood group, where alleles A and alleles B are both expressed. So if an individual inherits allele A from their mother and allele B from their father, they have blood type AB.

7 0
2 years ago
What process helps a young man regenerate his liver​
Llana [10]

Answer:

Liver regeneration is the process by which the liver is able to replace lost liver tissue from growth from the remaining tissue. The liver is the only visceral organ that possesses the capacity to regenerate. The liver can regenerate after either surgical removal or after chemical injury.Explanation:

8 0
3 years ago
Wendy measures the temperature outside of her school every ten minutes. She records her data in the table below. Time Temperatur
AlladinOne [14]

Answer:

b

Explanation:

the rain is likely in the in the next few minutes

3 0
3 years ago
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