1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
erik [133]
3 years ago
10

How do scientists use radioactive decay to date fossils and artifacts?

Biology
1 answer:
gregori [183]3 years ago
6 0
Scientists use radioactive decay to date fossils and artifacts through a process called carbon dating it measures the amount of carbon still left in a dead object. The less carbon that exists, the longer that animal or plant as been dead.
You might be interested in
Which of the following is NOT a source of genetic variation?
nikklg [1K]

Answer:

The correct answer is option d) age of either or both parents.

Explanation:

Genetic variation is the difference in nucleotide sequences between individuals organisms within a particular population. Variation can occur either in germ cells that are sperm and egg or in somatic cells or in both.

Random fertilization of egg and sperm can lead to genetic variation is every germ cell has a different set of chromosomes. Independent assortment of chromosomes is also the same as random fertilization as it is also random. Crossing over of homologous chromosomes is one of a major source of the genetic variation as it forms a new set of chromosomes.

Thus, the correct answer is option D) age of either or both parents.

4 0
3 years ago
If the DNA sequence TTCACG is transcribed to AAGGC, what type of mutation has occurred? A. Deletion B. Substitution C. Insertion
never [62]
Deletion !! is the answer
5 0
3 years ago
Read 2 more answers
A college's nursing program has added an elective in forensic nursing to the curriculum. Which phenomenon underlies the expanded
CaHeK987 [17]

Answer:

<em>The fact that there are high rates of mental illness among the populations of jails and prisons</em>

Explanation:

A forensic nurse can be described as a nurse who works with the crime victims. Forensic nurses provide health care to in the scientific investigations of trauma, violence or any other criminal activity.

Hence, introduction of the forensic nursing course in the nursing program is an important initiative for working with mentally ill patients on any jail or prison.

6 0
3 years ago
How many total, non-unique alleles are there for each gene in a population of 400 humans?
Ostrovityanka [42]
There are 200 for each gene
6 0
3 years ago
Which best describes the process of making recombinant DNA? The isolated DNA is inserted into a mechanical vector for cloning. T
weeeeeb [17]

Answer:

C. The sticky ends of fragmented DNA

6 0
2 years ago
Other questions:
  • Marissa is walking along the beach and finds an unknown organism on the shore. It has bilateral symmetry, a nongelatinous, segme
    12·2 answers
  • What are the different components which lead to muscle strength? How do each of them increase the strength of the muscle?
    12·1 answer
  • C6H12O6 + O2 → 6 CO2 + 6 H2O
    8·1 answer
  • If global warming continues, global average temperature could rise by 4ºC by the end of the century. Which of the following effe
    13·1 answer
  • DNA codes for specific proteins. Why are proteins so vital to the human body? Provide a couple of examples.
    10·2 answers
  • A helium atom that has only two electrons will have its electrons in which orbital(s)?
    12·1 answer
  • some organisms undergo asexual reproduction through mitosis while others reproduce sexually in their cells undergo mitosis to pr
    8·1 answer
  • GIVING BRAINLIEST AND THE REST OF MY POINTS!!!!!!!
    10·2 answers
  • The pod color in pea plant can be yellow or green. A pea plant with yellow pods (Yy) is crossbred with another pea plant with gr
    12·2 answers
  • What is the function of cartilage located in the epiphyseal plates
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!