Biology, 02.11.2020 22:00 sierravick123owr441

If you are examining rock layers that are suspected to be about 20 million years old, which radioactive isotope would you use? Explain your answer.

Answers: 2

Show answers

Another question on Biology

Biology, 22.06.2019 19:00

What characteristic makes a cell membrane selectively permeable

Answers: 1

Answer

Biology, 22.06.2019 20:30

The human body maintains a temperature of around 98.6 degrees at all times. enzymes are involved in almost every chemical reaction in the body. which of the following describes the connection between these two statements? a. enzymes function best at a specific temperature. b. the body needs to be warm to prevent hypothermia. c. the body is kept relatively warm to prevent too much enzyme action. d. there is no connection between the two statements.

Answers: 1

Answer

Biology, 22.06.2019 21:30

Kara has a plant that produces either purple or white flowers. she crosses a plant that has two recessive alleles for white flowers with a plant that has two dominant alleles for purple flowers. which result would be true of all of the offspring? a) all of the offspring would have two recessive alleles and white flowers. b) all of the offspring would have two dominant alleles and purple flowers. c) all of the offspring would have one recessive allele, one dominant allele, and white flowers. d) all of the offspring would have one recessive allele, one dominant allele, and purple flowers

Answers: 1

Answer

Biology, 22.06.2019 21:30

This is a membrane-bound, disk-shaped compartment inside chloroplasts and cyanobacteria. they are the site of the light-dependent reactions of photosynthesis.

Answers: 3

Answer

You know the right answer?

If you are examining rock layers that are suspected to be about 20 million years old, which radioac...

Questions

Biology, 10.02.2021 03:20

How can I a claim about the ways in which pluton and pegmatite form in a similar fashion....