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
yKpoI14uk [10]
3 years ago
13

Please help!

Biology
2 answers:
Marina86 [1]3 years ago
8 0

Answer:

B) Radiometric dating

Explanation:

Radiometric dating: Is a method used to date material such as rocks or fossil by comparing its radioactive isotope material contained in it with the amount of it's decay products. Since the decay occurs at a constant rate Scientists/Geologists are able to obtain it's relative age.

viktelen [127]3 years ago
4 0

Answer: Option B.

Radiometric dating.

Explanation:

Radiometric dating is a technique used by geologists gist to determine the relative age of rock through their decay rate or the decay of their radioactive elements which occur naturally when they are formed.

The radioactive decay is the process where the atomic nucleus that is not stable losses energy through radiation.

You might be interested in
Global warming is primarily caused by an increase in the atmosphere of which gas a. CO2 c. ozone b. O2 d. CFCs
ira [324]
Carbon dioxide. CO2 thus
3 0
3 years ago
All weather is energy in motion. Where does this energy come from?
icang [17]

Answer:

Energy makes it all happen. The Sun radiates huge amounts of energy. Only a small portion of that energy hits the Earth, but it is enough to light our days, heat our air and land, and create weather systems over the oceans. Most of the energy you will learn about comes from the Sun.

Explanation:

Brainliest please?

8 0
3 years ago
To map genes of a bacterial strain, conjugation must be interrupted at given times. Suppose you have Hfr cells of genotype a+b+c
OLEGan [10]

Answer:

The answer is not in any of the options and is the following:

to eliminate any remaining Hfr cells.

Explanation:

In a medium that has a streptomycin antibiotic it is used to kill Hfr donor cells after the conjugation is interrupted. This is entirely due to the streptomycin sensitivity allele (str-s) which are found in Hfr strains. The presence of the streptomycin resistance allele, located in the receptor, is used for the specific destruction of Hfr donor cells after conjugation occurs.

6 0
3 years ago
The population size of a predator species is directly controlled by _.
damaskus [11]
The population size of a predator species is directly controlled by the population size of it's prey. If the predator has no prey the population size will go down because they have no food.
3 0
3 years ago
Read 2 more answers
The characteristics associated with the development of the organs and structures of the body that directly relate to reproductio
alisha [4.7K]

Answer: Primary Sex characters

Explanation:

The primary sexual characters are associated with the growth of sexual organs such as uterus, vagina, penis and other reproductive organs in the human beings.

These organs are present in the body when the child is borne. This is because they grow when the child is inside the womb.

The development and maturation of these organs takes place during the later stages of life.

3 0
3 years ago
Other questions:
  • Caves are formed by the actions of<br> acid rain<br> plant roots<br> river water<br> groundwater
    6·2 answers
  • Assume a thylakoid is somehow punctured so that the interior of the thylakoid is no longer separated from the stroma. This damag
    14·1 answer
  • When cells lose their ability to regulate the cell cycle, they can divide at an accelerated rate and form a mass of cells. This
    12·1 answer
  • Tall plants are dominant to short plants. What is the outcome if two short plants are crossed.
    8·2 answers
  • How do your bodys cells get the things they need to survive
    12·2 answers
  • Which of the scientist gave cells their name while observing cork under a microscope
    13·1 answer
  • Which is not a similarity between terrestrial and aquatic pyramids?
    7·1 answer
  • Two students were having a discussion about viruses.
    5·2 answers
  • All living things participate in the cycling of matter and energy throughout their ecosystems.Producers are a vital part of all
    9·1 answer
  • I don't understand HELP!
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!