In the graph, “ppm” stands for parts per million. A concentration of one ppm is a ratio of one part to one million parts. Concentrations can also be expressed as a percentage. Why do you believe scientists choose ppm over percentage in some cases?

Answers

Answer 1

Answer: very small amounts are easier to express as ppm.

Explanation: 1 ppm = 0.0001 %

Answer 2

Answer:

Concentrations like the ones shown in the graph are relatively small. Writing them as percentages would require decimal points and many leading zeros. Therefore, scientists choose ppm over percentages to show CO2 concentrations.

Explanation:

This is the exact answer from PLATO so maybe change the wording a little.


Related Questions

2
Which of the following traits is encoded in your DNA?
A
Your personality
B
Your likes and dislikes
C
Your intelligence
D
Your eye color

Answers

Answer:

D

Explanation:

it's your eye color because DNA makes up the genetic aspects of you. The other choices are something you can choose to improve or change.

Eye color trait is encoded in the DNA. So, the correct option is D.

What are Traits?

A phenotypic trait is defined as a clear, observable and measurable characteristic of an organism that is the expression of genes in an observable manner. An example of a phenotypic trait is a specific hair color or eye color.

This is described as a distinctive characteristic of an individual that can be determined by genes, environmental factors, or a combination of both. Characteristics can be qualitative for example, as eye color) or quantitative for example, height or blood pressure.

Thus, Eye color trait is encoded in the DNA. So, the correct option is D.

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Hello, I need help with this assignment. Thank you ಥ_ಥ

Answers

Answer:

Explain the terms “criteria” and “constraints.” Criteria are things the design needs to do in order to be successful--its requirements. Constraints are limitations on the design. These may be materials available, the cost of the materials, the amount of time they have to develop the solution, etc.

Design criteria are the explicit goals that a project must achieve in order to be successful. ... Design criteria can be divided into primary and secondary criteria. Primary criteria are those that constitute a successful project; the project will be unsuccessful if it does not meet these goals.

How many chromosomes does the human genome contain?Immersive Reader
(10 Points)

A. 14

B. 23

C. 46

D. 96

Answers

Answer:

23 chromosomes is the answer

The human genome contains 23 chromosomes

What was Charles Darwin's area of study?

Answers

Answer:

The theory of natural selection was explored by 19th-century naturalist Charles Darwin. Natural selection explains how genetic traits of a species may change over time. This may lead to speciation, the formation of a distinct new species.

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Answer:

Natural history/Geology

Explanation:

What organic molecule contains a carboxyl functional group and an amino functional group?

A. DNA

B. carbohydrate

C. lipid

D. protein

Answers

Those functional groups are characteristic of amino acids, which are the building blocks of proteins. Thus, the correct answer would be D.

The basic amino group (NH2), the acidic carboxyl group (COOH) and the specific organic R group (or side chain) for each amino acid make up an organic molecule known as an amino acid. Thus, option D is correct.

What is Structure of protein?

The linear arrangement of amino acids within a peptide or protein constitutes its fundamental structure.

Conventionally, a protein's main structure is described from amino-terminal end to carboxyl-terminal end. Ribosomes in cells are most frequently responsible for protein production.

Peptide bonds are created when amino acids condense to form protein structures. The main structure of a protein is its arrangement of amino acids.

The dihedral angles of the peptide bonds determine the secondary structure, while the folding of protein chains in space determines the tertiary structure.

Therefore, a protein organic molecule contains a carboxyl functional group and an amino functional group.

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What molecule is used to find the direction of each DNA strand?

Answers

Answer:

5' to 3'

Explanation:

Answer:

Only the 5' to 3' path of DNA is synthesized. If you know the sequence of the template strand, you can figure out the complementary strand's sequence. Each base in one strand adheres to its partner in the other.

Explanation:

Hope this helps!

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4. What is 6CO2 + 6H0+ light energy = CH120 + 60?​

Answers

Answer:

Photosynthesis

Explanation:

It shows the process of photosynthesis where Carbon (IV) Oxide reacts with water in the presence of light to produce carbohydrates and oxygen gas

An unidentified element melt at -7-2 c and boils at 58C. What is its physical state at room temperature

Answers

Do it is big buns vs big buns equals 23

PLEASE HELP ME ON THIS QUICKLY!
The Dart Frog is a brightly colored frog. These bright colors could mean that this frog is poisonous, warning predators to stay away. Plants in the rainforest are normally crowded and have very little space. The big leaves of a Hosta Plant allow the plant to receive as much sunlight as possible when the sun is out.

What type of adaptations are these? Compare and contrast the adaptations of the Dart Frog and the Hosta Plant. Your answer should be 3–4 sentences long.

Answers

Explanation:

is this ok?

or

characteristics of dart frog:-

1)poison dart frogs live in rainforest habitats in Central and South America.

2)they can be found in trees, as well as under leaves and locks and rocks on the floor of the forest.

3)because of their size from 1/2 to 2 inches long, they are hard to see.

characteristics of Hosta Plants:-

1) hostas( Hosta spp.) originate from Asia and are also known as plaintain Lillies.

2)this genus of herbaceous perennials consists of 40 species with thousands of hybrids.

3) there are currently 5 size categories for the typical size of a mature Hosta clump.

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The adaptations of the Dart frog are as follows:

The Dart frog is native to the tropical environments of Central and South America which are humid conditions. These frogs are brightly colored and poisonous to their predators. Due to poisonous taste, other frogs perform mimicry to ensure their safety from predators.

The adaptations of the Hosta plant are as follows:

Hosta plants are native to Northeast Asia, Japan, Korea, etc. The leaves of this plant are big and therefore it receives as much sunlight as possible when the sun is out. It requires fertile soil which is full of organic matter to yield proper growth and development.

What is Adaptation?

Adaptation may be defined as the adjustment of organisms to their environment in order to improve their chances of survival in that environment.

Therefore, the adaptations of the Dart frog and the Hosta plants are briefly described above.

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Climate change is predicted to have an impact on Earth's biodiversity. What could be a
consequence of climate change on marine biodiversity?

Answers

Answer:

Effects on Ocean Biodiversity

Rising sea levels will also cause changes to ocean temperatures and perhaps even currents. ... In addition, increased carbon dioxide causes acidification of the ocean, affecting creatures and plants that are sensitive to pH imbalances.

06.06 Virtual Garden Lab Report
Instructions: Select the Virtual Garden Lab from the lesson assessment page. The lab will open in a new window. Select begin and follow the instructions to complete the lab report. As you complete each slide of the Virtual Garden Lab Activity, please fill in this lab report with the appropriate information and data.

Title:


Objective(s):


Hypotheses: Make predictions of what you think will result in the healthiest garden. Be sure to give a reason for your hypothesis.


Variables:

Materials:

Virtual Garden Simulation from lesson
Virtual Garden Lap Report Form

Procedures:
The procedures are included in Virtual Garden Lab Activity. You do not need to include them here.

Data and Observations:

Virtual Garden Observation Data Chart A [Hint: observations should be detailed]

Row Day 1 Day 2 Day 3 Day 4 Day 5 Day 6 Day 7 Day 8 Day 9
1
2
3
Virtual Garden Observation Data Chart B [Hint: observations should be detailed]

Row

9 days

2 weeks

4 weeks

6 weeks

Plant Height

1









2









3











Virtual Garden Observation Data Chart C [Hint: observations should be detailed]

Row

9 days

2 weeks

4 weeks

6 weeks

Plant Height

1









2









3










Virtual Garden Observation Data Chart D [Hint: observations should be detailed]

Row

9 days

2 weeks

4 weeks

6 weeks

Plant Height

1










2









3









Analysis Questions:

Analysis questions need to be answered using complete sentences. Some questions may require a longer explanation in paragraph form.

Which row was the best placement for the pansies, hydrangeas, and sunflowers? Explain your answer.
Describe the process of germination and plant growth you observed in the lab activity for a monocot plant. (Hint: Use data chart A to help with your description.)
Describe the process of germination and plant growth you observed in the lab activity for a dicot plant.
Which of your plants was a dicot? Which was a monocot? How could you tell? (Hint: Refer to the lesson for differences in monocots and dicots.)
What was the correct water level for germination? Why did this water level work best for all the plants in the garden?
What water level did you select for plant growth during your first attempt? Describe the observations of your plants at this water level. Based on your data, was the level you picked the best choice for optimum growth?
What pH level did you select for plant growth? Describe the observations of your plants at this pH level. Based on your data, was the level you picked the best choice for optimum growth?
Describe your observations of plant growth in zero gravity. Can you provide possible reasons for the growth patterns? (Hint: Refer to tropisms in the lesson for ideas.)
Conclusion Questions:

Conclusion questions need to be answered using complete sentences. Some questions may require a longer explanation in paragraph form.

In a real garden, which hormones would stimulate seed germination and plant growth? How do these feedback mechanisms maintain homeostasis in plants?
How does the accuracy and precision of the data collected in the virtual lab compare to the data collection that would occur in an investigation of a real garden?
What factors could not be measured or accounted for in the virtual lab that would happen in the internal and external environment of a real garden?
If you completed the same investigation in a real garden, how would you refine the investigation to account for the limitations of the virtual garden?
Based on your experiences with the Virtual Garden, how would you set up a real backyard garden? Describe what you learned about plant behavior in this lab that will help you cultivate a healthy garden.

Answers

It’s 8 days and 9 weeks because it was to small to see

In geotropism, plants grow toward _____.

A)gravity
B)sun
C)other plants
D)light

Answers

Answer:

I think the sun

Explanation:

bc plants need water and sun to survive

Answer:

B)sun

Explanation:

...............

I know it saids science but theres no option (please help)​

Answers

Answer:

As the Moon orbits our planet, its varying position means that the Sun lights up different regions, creating the illusion that the Moon is changing shape over time. ... This is because it rotates once on its axis in exactly the same time it takes to orbit Earth – 27 days and seven hours.

Explanation: pleaseeee mark as brainliest

Drag Each Tile To The Correct Location On The Table. Classify the mutations as somatic or inherited

Answers

Answer: inherited: -exists in all the cells of the body

-transferred via egg and sperm cells

Somatic- skin cancer by uv

-Not passed on to offspring

-found in a specific cell

Type

Explanation: Plato

4. In some plants it's pollen and ovum. In people it's sperm and eggs. They can also be
spores in the fungi kingdom. Sex cells can come in many forms, so biologists use the
general term
for these cells.
a. stems
b. diploidic
c. spores
d. gametes

Answers

A. Stems hope this helps

please help meh i will give brainliest

Answers

Answer:

Power has to travel a long distance over power lines to reach cities. Because there is no power plants.

Explanation:

Please tell me if I am wrong! good luck!

Answer:

It is expensive because of the pole and the generator you would have to build.

Explanation:

Someone please help! Its due monday and it has to be finished today! Please ^n^

Answers

Answer:

look below

Explanation:

limit clearing of trees for farmland - deforestation. support goverment in developing clean energy - fossil fuels. low soil quality - fertilze with organic matter

In 100 words or more, explain the role natural selection plays in causing biological resistance.
Plz help

Answers

The ability of a microorganism to tolerate the effects of an antibiotic is known as antibiotic resistance. It's a certain kind of drug resistance. Antibiotic resistance develops naturally through random mutation, but it can also be engineered by putting a population under evolutionary stress. Bacteria will then transmit genetic information in a hominid-like manner once such a gene has been formed. Following the development of such a gene, bacteria may use plasmid exchange to transfer genetic information horizontally (between individuals). Multiresistant bacteria, also known as superbugs, carry several resistance genes. the reasons for it Transformation protocols can also be used to incorporate antibiotic resistance into a microorganism. This may be a good way to get artificial genes into a microorganism. Antibiotic tolerance is a product of natural selection in evolution. Antibiotic activity is a type of environmental pressure; bacteria that have developed a mutation that allows them to survive will continue to replicate. They will then pass this trait on to their children, resulting in a generation that is completely immune.

(Hope this helps :))

Answer:

The ability of a microorganism to tolerate the effects of an antibiotic is known as antibiotic resistance. It's a certain kind of drug resistance. Antibiotic resistance develops naturally through random mutation, but it can also be engineered by putting a population under evolutionary stress. Bacteria will then transmit genetic information in a hominid-like manner once such a gene has been formed. Following the development of such a gene, bacteria may use plasmid exchange to transfer genetic information horizontally (between individuals). Multiresistant bacteria, also known as superbugs, carry several resistance genes. the reasons for it Transformation protocols can also be used to incorporate antibiotic resistance into a microorganism. This may be a good way to get artificial genes into a microorganism. Antibiotic tolerance is a product of natural selection in evolution. Antibiotic activity is a type of environmental pressure; bacteria that have developed a mutation that allows them to survive will continue to replicate. They will then pass this trait on to their children, resulting in a generation that is completely immune.

Explanation:

what happens to the original cell's chromosome during fission?

Answers

Answer:

It is a austic kid

Explanation:

Explanation:

Fission or binary fission is a process of cell division, used by single-celled organisms (also known as prokaryotes). This division is a form of asexual reproduction and results in a genetically identical offspring. Prokaryotes contain a single DNA molecule. During the fission process, replication of this DNA molecules occurs and the cell ends up with two copies of DNA molecule. These molecules are separated and are attached to different parts of cell membrane. This part of fission process is followed by actual cell division into two daughter cells. Each daughter cell ends up with one DNA molecule. Thus, each daughter cell is identical to the parent cell in all respects and the number of chromosomes are same in both the parent and daughter cells.

In comparison, eukaryotes undergo sexual reproduction.

Hope this helps.

***8 Points*** Two copies of a ______ allele are needed to produce a trait.

Answers

The Answer is Gene
Hope this helped!!

On topographic maps, circles inside circles like the map below represents:

a depression like a crater
a like or pond
a hill or mountain
a canyon or a valley

Answers

It indicates a hills or a mountain, the smaller loop being the higher elevations and the latger hoops being down hill. Hope this helps!

Energy production is the process in which one kind of energy changes
into another kind.
True
False

Answers

Links are annoying. The correct answer is false. Energy transfer is the process in which one kind of energy changes into another kind. I hope I helped.

What body system controls the female menstrual cycle?

Answers

Answer:

Brain structures called the hypothalamus and pituitary gland control the menstrual cycle.

Explanation:

Answer:

The female reproductive system is a wonderfully complex system involving continuous communication between the brain centers and the ovary. Hormones secreted by the hypothalamus, the pituitary, and the ovary are the messengers that regulate the monthly cycle.

Explanation:

Hope that this helps! :)

Have a great rest of your day/night!

Please thank me on my profile if this answer has helped you out!

Which statement provides evidence that mitochondria most likely evolved when a primitive eukaryotic cell engulfed a prokaryotic bacteria?

Answers

Answer:

Both mitochondria and bacteria have a circular DNA molecule

Explanation:

Answer:

Both mitochondria and bacteria have a circular DNA molecule.

Explanation:

I took the test

(I WILL MARK BRAINLIEST AND GIVE THANKS) QUESTION 1
DOK 2
What is another example of mechanical weathering?
SELECT AN ANSWER
a cliff getting worn away from the ocean
waves crashing against it
sulfur dioxide and nitrogen gases creating
acid rain
Lichen make a weak acid that dissolves
rock
carbon dioxide from the air dissolving in
rainwater, which hits the rock to make new
minerals, like clay

Answers

Answer:

the first answer I hope I helped you

the first answer is correct

How does the temp of water effect how long a glow stick will glow for?
what is the test variable and the outcome variable?

Answers

Yes, Chemical reactions occur slower at lower temperatures and faster at higher temperatures. When you put a glow stick in cold water, the chemical reaction slows down but will last for a longer period of time. When you put a glow stick in hot water, the reaction speeds up but will be over quicker.

Not sure about the variable one though, sorry!

It is possible to quickly determine the _____ of one mineral relative to that of another mineral with the process of ____

Answers

Density & heft. I hope this is correct

In the kool aid mixture, what must there be more of, hydrogen ions or hydroxide ions?

Answers

Answer:

hydrogen ions

Explanation:

it is an acid hence why it must contain more hydrogen ions.

What is human fetal development? I need simple definition

Answers

The development of the human embryo follows fertilization, and continues as fetal development. By the end of the tenth week of gestational age the embryo has acquired its basic form and is referred to as a fetus. The next period is that of fetal development where many organs become fully developed.

Answer:

Fetal development is when many of it's organs become fully developed.


A wave along a guitar string has a frequency of 450 Hz and a wavelength of 3.5 meters.
Calculate
the speed of the wave. Show the formula and show your calculation.

Answers

Answer:

1575

Explanation:

speed = wavelength ×frequency

Our wavelength is 3.5 and our frequency is 450 we've been told to find the speed so we multiply the two which gives us 1575

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