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hoa [83]
3 years ago
12

The accumulation of small changes in a gene pool over a relatively short period is called: A: anagenesis B: cladogenesis C: micr

oevolution D: punctuated equilibrium
Biology
1 answer:
Law Incorporation [45]3 years ago
4 0
C MIRCOEVOLUTION

happens on a genetic level


<span>As many researchers hypothesize that the old single-celled organism or the origin of the complex-celled organisms came from the endosymbiosis of the mitochrondrion organism and the prokaryotic cell. It has been said that mitochondria was an independent organism which then to have been evovled itself after planting itself inside a prokaryotic cell which aided cellular respiration and production of ATP (Adenosine Triphosphate). This then aided the prokaryotic cell to be more sophisticated and caused another change from having without a true nucleus to a eukaryotic cell with a nucleus and embedded DNA.</span>
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How is most of the electricity in the United States generated?
Kitty [74]

Explanation:

Production. According to the U.S. Energy Information Administration, most of the nation's electricity was generated by natural gas, coal, and nuclear energy in 2018. Electricity is also produced from renewable sources such as hydropower, biomass, wind, geothermal, and solar power.

7 0
3 years ago
Sexual reproduction can be divided into two different types based on
NemiM [27]

Answer:

Asexual and Sexual reproduction.

Explanation:

Reproduction can either have one or two parents. Based on this there is two types of reproduction:

Asexual: A type of reproduction where a single parent is divided by itself and reproduce its offspring.

Sexual: A process where two parents participate in producing their offspring.

5 0
3 years ago
I observe that squirrels that live in the southeastern United States are much thinner than squirrels that live in the northeaste
stiv31 [10]

Answer:

No, it is not a scientific theory.

Explanation:

  • A scientific theory is a proposition that is made to explain the various phenomena that are occurring in nature and it is supported by experiments that have repeatability and well-analyzed results.
  • Scientific theories are usually tested in experiments under controlled conditions and verified as well.
  • In the given situation, the theory made by the observer is not being tested through any experimentation or quantification and therefore, it is just a hypothesis and not a scientific theory.

6 0
2 years ago
What allows rotational movemonet
elena55 [62]
A ball and socket joint provides the greatest degree of movement among different kinds of joints including rotation, flexion, extension, abduction, and adduction. Hinge joint-This joint is said to be a very simple joint that allows movement only in one axis. It allows only two kinds of movements- flexion and extension.

Hope this helps and please mark me as brainlest and like
5 0
2 years ago
What type of drink has Ethanol and Lactate in it?
Daniel [21]
Cow's milk
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