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Taya2010 [7]
3 years ago
13

Scientist: A greenhouse gas, for example, carbon dioxide, forms a transparent layer that traps solar heat beneath it in the eart

h's atmosphere. Atmospheric levels of carbon dioxide are currently increasing, causing the climate to warm-an effect that is predicted by at least one computer model of the greenhouse effect. But the warming that has occurred is a great deal less than what would be expected based on the model. Therefore, _______.
Which of the following most logically completes the scientist's argument?

A. better measurements of atmospheric levels of carbon dioxide are needed
B. the definition of "greenhouse gas" should probably be reconsidered
C. there are factors besides the increase in greenhouse-gas emissions contributing to the warming of the climate
D. the computer model of the greenhouse effect must be incorrect in some respect
E. the likely consequences of any warming of the climate are unlikely to be much less damaging than predicte
Biology
1 answer:
sergeinik [125]3 years ago
4 0

Answer:

D. the computer model of the greenhouse effect must be incorrect in some respect

Explanation:

According to the scientists, carbon dioxide is playing a major role in green house effect. Increasing carbon dioxide level in the atmosphere is also leading to an increase in global warming. To predict this situation, a computer model of greenhouse effect is also created. It aims at predicting the warming level based on some simulations.

However the model's prediction does not match with real life observations. It predicts the warming to be lot more than observed in reality. This error can be a result of some technical issue in the computer model. Also, real life observations are based on many factors and the given computer model is based just on the level of carbon dioxide in atmosphere. So it might have calculated incorrect warming level.

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In the experiment determining the parental genotype of plant seedlings from a monohybrid cross, if the dominant color was green
eimsori [14]

Answer:

cc × cc

Explanation:

This question involves a single gene coding for plant seedling. The green allele (C) is dominant over the white allele (c). This means that the green allele will mask the phenotypic expression of the white allele in a heterozygous state (Cc).

In this experiment where plate 1 only contained white seedlings instead of all green, this illustrates that all the offsprings were recessive. This is because the parental genotypes were both recessive for the color trait i.e. cc.

Note that, the recessive trait can only be expressed when the recessive alleles are present in a gene. Therefore, the parental genotype would have been cc × cc, in order to give rise to all offsprings with the recessive trait (white colour).

7 0
3 years ago
Fact for each one.
alina1380 [7]

Answer:

The answer is down below.

Explanation:

Estuaries

-More than 80 percent of all fish and shellfish species use estuaries as primary habitat or as a spawning or nursery ground.

-Estuaries are often called the “nurseries of the sea”.

-Estuaries and their surrounding wetlands are bodies of water usually found where rivers meet the sea.

Abiotic factors

In an estuarine ecosystem, these factors are light, oxygen, water, nutrients, temperature, salinity, and space. So just divide these into three.

Biotic factors

These include plants and animals such as shrimp, fish, and oysters

3 0
3 years ago
3. What adaptation of land plants helps it to control gas exchange with the atmosphere?
Alecsey [184]
3) C. Stomata, as I explained in my previous answer.

4) B. Nonvascular, low-hanging plants living in moist environs don't have to fight gravity nearly as much as tall ones do. So they needn't highly developed vessels to transport to their tips

5) B. Gravity, see above. The higher trees/plants grew, the further their apical structures were from ground water sources, so the lignin-supported, strong vascular tissue (phloem) allows the transport of water against gravity, using a capillary method (benefiting from the adhesive effect of water molecules).
6 0
3 years ago
PLEASE HELP I WILL MARK BRAINLIEST!!!!!
frosja888 [35]

#1 HELP HER EVERY TIME NO MATTER WHAT YOUR FEELINGS ARE IT IS YOUR JOB! but still get it done with as efficiently and quickly as possible.

#2 she is a soccer player who has fractured her shin. You can wrap a cast around the patient's shin, give her crutches to use and give orders to keep the foot at rest.

#3 It is her decision, a patient has the right to refuse treatment. what you should do is try to convince her to recieve treatment but respect her decision.

#4 Discuss the risks with the patitent and see if they still wan to follow through with the surgery. once you have discussed the risk and the if patient agrees to the surgery, have them sign the consent form.

7 0
3 years ago
Read 2 more answers
Feathers in birds appear to have first evolved for insulation but later conveyed a new advantage in helping create light aerodyn
Karolina [17]

Answer:

<h2>Exaptation</h2>

Explanation:

Exaptation is the process by <u><em>which the features acquire those functions for which they were not originally selected</em></u> or adapted. Feather is an example of exaptation, it has appeared in various fossils of the flightless ancestors of modern birds, it later became important for flying, Once they molded for flying it adapted for that function, It is found in both behavior and anatomy.

3 0
3 years ago
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