subject
Biology, 26.06.2019 02:20 SushiMagic

2. radioactive isotopes in fossils decay at a constant rate. the ratio of radioactive isotope to stable isotope can be examined to estimate the age of the fossil or the rock it was found in. this is an example of dating. a. precambrian b. absolute c. magnetic d. relative

ansver
Answers: 2

Another question on Biology

question
Biology, 22.06.2019 06:30
Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?
Answers: 1
question
Biology, 22.06.2019 07:40
The third stage of cellular respiration is (2 points)
Answers: 2
question
Biology, 22.06.2019 11:00
When a cell is in a solution that has the same concentration of water and solutes as its cytoplasm, the cell is said to be in a(n) solution. a. isotonic b. hypotonic c. hypertonic b. facilitated
Answers: 3
question
Biology, 22.06.2019 12:40
Fredrick griffith made a scientific discovery in 1928
Answers: 1
You know the right answer?
2. radioactive isotopes in fossils decay at a constant rate. the ratio of radioactive isotope to sta...
Questions
question
Mathematics, 23.04.2021 04:40
question
Mathematics, 23.04.2021 04:40
Questions on the website: 13722367