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
Murljashka [212]
3 years ago
8

25.

Biology
1 answer:
laila [671]3 years ago
4 0
The answer would be C as it can be directly tested experimentally and observed that bacteria adapted to become drug resistant and the natural selection of drug resistant bacteria to survive and continue proliferating, thus being direct evidence of evolution
You might be interested in
How does global warming affect the water cycle
Gennadij [26K]

Answer:

Climate change is likely hastening aspects of the water cycle as rising global temperatures raise the rate of evaporation globally. On average, higher evaporation leads to more precipitation. According to certain climate projections, coastal regions would get wetter while the center of continents will become drier.

Explanation:

There's many affects: three main ones are evaporation, precipitation, and surface runoff and stream flow.

You can see negative affects on Oceans, snowpack, clouds, and changes in water demand too.

Evaporation

Warmer air has the ability to store more moisture than chilly air. When a result, as the earth warms, the air will absorb more water from the seas, lakes, soil, and plants. The drier conditions left behind by this air might have a significant impact on drinking water supplies and agriculture.

On the other hand, the warmer, wetter air may imperil human life. Greater humidity, according to a research from Columbia University's Lamont-Doherty Earth Observatory, would make future higher temperatures unpleasant in certain regions by preventing the cooling benefits of our perspiration.

Precipitation

When all of that extra warm, more moist air cools, it pours more rain or snow on the earth. As a result, a warmer earth brings more rain and snowstorms. So far, the northeastern United States has seen the greatest rise in the severity and frequency of heavy precipitation events. Since 1979, thunderstorm groups in the Central United States have been more common and have dropped more precipitation.

Climate change will alter where precipitation falls by changing air temperatures and circulation patterns. Some regions, including the American West, Southwest, and Southeast, are anticipated to become drier. Meanwhile, the northern United States and the Midwest are forecast to receive more rain. These precipitation forecasts are already coming true.

According to the National Climate Assessment, the Southwest, southern Great Plains, and Southeast will see more intense and persistent droughts. And the majority of the rest of the country is also at danger of more severe short-term droughts. Researchers at the Earth Institute discovered that climate change may have already increased historical and current droughts, and that drier circumstances are exacerbating wildfires.

Changes in precipitation patterns will put many farmers, as well as natural ecosystems, in jeopardy. Columbia University's International Research Institute for Climate and Society scientists are developing tools and techniques to assist farmers in adapting to these difficulties. Natural ecosystems, on the other hand, may be unable to adapt as rapidly.

Surface Runoff and Stream Flow

Flooding can occur as a result of larger bursts of precipitation generated by warmer, wetter air, which can risk human lives, destroy houses, ruin crops, and harm the economy. Surface runoff — the water that pours over the ground after a storm — will also rise with heavier rainstorms. This rushing water may remove nutrients from the soil as well as sweep up pollutants, dirt, and other unwanteds, draining them into neighboring bodies of water. These toxins may contaminate our water sources and increase the cost of cleaning the water to meet drinking standards.

Furthermore, when runoff deposits sediments and other toxins into lakes and streams, it may endanger fish and other species. Fertilizer runoff may trigger algal blooms, which can suffocate aquatic species and create a nasty mess. The problem is exacerbated by warmer water, which can't store as much dissolved oxygen as fish require to thrive. These circumstances might impair fisheries and make it unpleasant for those who like fishing, swimming, and other recreational activities in lakes and streams.

6 0
3 years ago
A parent is trying to reinforce a baby to pick up a banner and wave it. The baby keeps picking up the banner and placing it in h
Radda [10]

Babies, especially those who are at least 4-6 months old, have the tendency to explore objects by touching and holding them, and putting them in their mouth. By this time, it is very important to keep small objects out of their reach so that accidents can be prevented.

7 0
3 years ago
Read 2 more answers
Which statement explains why approximately half of an individual’s DNA sequence comes from each parent?A. A cell from one parent
Inessa [10]

Answer:

I believe the answer is D, if I’m wrong please tell me!

it might be a.

3 0
2 years ago
How are variations in adaptation similar? how are they different?
AVprozaik [17]
Common mistakes and misconceptions
Natural selection is a mechanism, or cause, of evolution. Adaptations are physical or behavioral traits that make an organism better suited to its environment. Heritable variation comes from random mutations. Random mutations are the initial cause of new heritable traits.
3 0
3 years ago
Read 2 more answers
5. How many pairs of chromosomes are there in each<br> human *body cell?
julia-pushkina [17]

Answer:

In humans, each cell normally contains 23 pairs of chromosomes, for a total of 46.

Explanation:

5 0
2 years ago
Other questions:
  • What does the adrenocorticotropic hormone do in the body?
    8·1 answer
  • A client has a prescription for valproic acid (depakene) 250 mg once daily. to maximize the client's safety, the nurse should pl
    15·1 answer
  • The process in which sediment is laid down is called a. erosion. c. weathering. b. deposition. d. cementation.
    9·2 answers
  • You engineer yeast cells that express the M cyclin during S phase by replacing the promoter sequence of the M cyclin gene with t
    5·1 answer
  • Explain how competition limits a population's growth.
    9·2 answers
  • RasD oncogenes directly activate Cdc42 and Rac, which in turn, activate Rho. Which cancer hallmark does this contribute to:_____
    9·1 answer
  • PLEASE HELP ME! ILL MARK BRAINLIEST!
    14·1 answer
  • Abbey always gets zits on her chin and she can't figure out
    8·2 answers
  • When an oxygen atom forms an ion, it gains two electrons.
    6·2 answers
  • How does the frequency of a wave relate to the energy of the wave?
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!