Biology Middle School

Which of these uses the principle of superposition of rocks to compare the age of fossils?

A. Carbon half-life
B. Radioactive dating
C. Relative dating
D. Uranium half-life

Answers

Answer 1
the answer is c. relative dating.

Related Questions

How has the earth's system and life co evolved over time

Answers

The geosphere and biosphere has co-evolved. It has been understood that life has evolved from organic matter over 4 billions year ago. The changes in the composition of water bodies influence the geophysical changes on the earth that in turn influences the evolution of new life on the earth.
Ocean and atmosphere are known to appear over 4.5 billions years ago. The earth was also newly born and eruption of volcanoes added gases to the atmosphere. Water also started flowing from the oceans into smaller water bodies to form seas, rivers, lakes and ponds. The earth was also in its beginning phase of the life where interaction between heat, gases, water, minerals were taking place. These interactions also led to the origin of life on the earth.
The Earth's atmosphere began to change with the course of time and 4 billions years ago, it had the atmosphere and climate to support the first life.

Answer:

Explanation

insulin is a hormone produced to signal cells to uptake and use glucose for cellular repiration. would the gene for insulin be turned on or off after eating birthday cake? explain

Answers

It would be on, considering the sugars will be broken down and used for energy.

The gene responsible for turning off and on insulin hormones is known as the INS gene. When it turns on the expression of insulin, the blood glucose is successfully broken down and derives energy.

Which gland is responsible for the secretion of insulin hormones?

The gland that is responsible for the secretion of insulin hormone is known as Pancreas. It allows the body to regulate levels of sugar in the blood. The pancreatic beta cells play a key role in glucose homeostasis.

According to the context of this question, if the gene for insulin is turned off, the level of glucose in the blood gradually rises while it is not broken down into simpler forms in order to derive energy.

Therefore, the gene responsible for turning off and on insulin hormones is known as the INS gene.

To learn more about Insulin, refer to the link:

https://brainly.com/question/786474

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What are the main types of landforms? Please help!!





Thank you

Answers

Mountains
Hills
Rivers
Volcanoes
Etc
Hills, Mountains, Plateaus, and Plains are the four main/major landforms
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