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Anna35 [415]
4 years ago
7

In the late 1990s the Mexican government passed a number of laws concerning the manufacture and operation of automobiles. These

included switching to cleaner-burning fuels, installing catalytic converters on new cars, requiring tougher vehicle inspections, and converting city buses to natural gas. What was MOST LIKELY the purpose of these laws?
Biology
2 answers:
sp2606 [1]4 years ago
6 0
B is the answer joewjefkwf
tatyana61 [14]4 years ago
3 0

Answer: B) to improve the air quality in urban areas

Explanation:

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Wewaii [24]

Answer:

Your answers are included in the picture attached below..

Explanation:

Self reliant is correct.

Problem solvers would be matched with the third one on the right side.

innovators would match with the first one on the right side

inventors would be matched with the one across from it, or the last one on the right side...

Hope this helps! Brainliest would be much appreciated! Have a great day! :)

8 0
3 years ago
What is the structure of dna​
mylen [45]

Hope this helps!!!!!

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Please HELP IM TIRED OF THOSE BOTS
elena-14-01-66 [18.8K]

Answer:

C

Explanation:

There are several cells, therefore it is multicellular. They also have nuclei, meaning that this organism is a <em>multicellular eukaryote.</em>

6 0
3 years ago
Which of the following are among the most common second messengers?
frosja888 [35]

Answer:

The correct answer would be calcium ion and cAMP.

Secondary messengers refers to the intracellular signaling molecules which pass the signals from the receptors located on the surface of the cell to the target molecule present within the cell.

The secondary messengers can be classified into three major class:

  1. Cyclic nucleotide for example cAMP (cyclic adenosine monophosphate), cGMP (cyclic guanosine monophosphate)
  2. DAG (diacylglycerol) and IP₃ (inositol triphosphate)
  3. Calcium ions (Ca⁺⁺)  

Hence, from the given options, calcium ion and cAMP would make the correct choice.

3 0
3 years ago
3). Which process can result in increased biomass for a plant: cellular respiration or photosynthesis? Where does the mass come
Karo-lina-s [1.5K]
Photosynthesis results in increased biomass for a plant. I<span>n photosynthesis, carbon dioxide and water yield glucose and oxygen. So, the carbon dioxide and water are taken in and are create a glucose. Glucose can be transformed into organic molecules, such as starch, which will increase biomass.</span>
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3 years ago
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