Answer: i have no clue
Explanation: just cause i doesn’t know
G A A G C G A T C A G T T A C G
Now write the mRNA strand for the given DNA strand
Answer:
http://www.sheffield.k12.oh.us/Downloads/DNA_base_pairing%20activity.pdf
Explanation:
identify the simple organic moelcule formed in the leaf
Glucose is the primary organic molecule formed in the leaf during photosynthesis. It serves as an energy source for plants and plays a vital role in their growth, development, and survival.
The simple organic molecule formed in the leaf through photosynthesis is glucose. Glucose is a carbohydrate and a primary source of energy for cells. During photosynthesis, plants utilize sunlight, water, and carbon dioxide to produce glucose.In the leaf, chloroplasts, which contain the pigment chlorophyll, capture sunlight. This energy is used to convert carbon dioxide from the air and water from the roots into glucose. The process involves a series of chemical reactions known as the Calvin cycle.Glucose serves as a crucial energy source for the plant. It can be used immediately for cellular respiration to produce ATP (adenosine triphosphate), the energy currency of cells, or stored as starch for future energy needs. Additionally, glucose can be used to synthesize other important organic molecules, such as cellulose, which contributes to the structure of plant cell walls.
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Base your answers to questions 1 through 3 on the diagram below and on your knowledge
of Earth science. The diagram represents the expansion of a portion of the universe from its
origin until the present. The timeline represents billions of years. Letter X indicates two
celestial objects.
Timeline (billion years ago)
Present T
5-
10-
Origin of
Universe
15-
1. Two pieces of evidence that support the theory that the universe is expanding are the
A) red shift of light from distant stars and the existence of nuclear fusion
B) red shift of light from distant stars and the existence of cosmic background
radiation
C) blue shift of light from distant stars and the existence of nuclear fusion
D) blue shift of light from distant stars and the existence of cosmic background
radiation
polestial objects labeled X are
The two pieces of evidence that support the theory of the expanding universe are the red shift of light from distant stars and the existence of cosmic background radiation.
The correct answer is option B.
1. Red shift of light from distant stars: The observation of redshift in the light coming from distant galaxies provides evidence for the expansion of the universe. Redshift occurs when the light waves from an object moving away from an observer are stretched, causing a shift towards longer wavelengths. This phenomenon is consistent with the Doppler effect, where the wavelength of light appears to stretch as the source moves away. The redshift of light from distant stars indicates that galaxies are moving away from us and from each other, supporting the idea that the universe is expanding.
2. Existence of cosmic background radiation: The discovery of cosmic background radiation further supports the theory of the expanding universe. Cosmic background radiation is a faint, uniform microwave radiation that permeates the entire universe. It is believed to be residual radiation from the Big Bang, the initial event that is thought to have initiated the expansion of the universe. The presence of cosmic background radiation provides strong evidence for the hot, dense early stages of the universe and its subsequent expansion.
Based on the information provided in the diagram, it is not possible to determine the identity or nature of the celestial objects labeled X. The diagram only represents the expansion of the universe over time and does not provide specific details about individual celestial objects.
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how does agriculture affect biomass of an ecosystem
Most macromolecules are also
binding together.
. Polymers are made up of
numerous
polymers, monomers
monomers, monomers
atoms, monomers
monomers, atoms
Answer:
Most macromolecules are also atoms binding together. Polymers are made up of numerous monomers.
(Correct option atoms - monomers)
Explanation:
Atoms are the structural unit of matter, with chemical properties that allow their interaction with other atoms to create molecules. An example of this is common salt, a molecule that is formed by the union of sodium and chlorine.
A monomer is a molecule, such as glucose (C₆H₁₂O₆), which when joined to other monomers of the same type can form a polymer. An example of this is cellulose, a biological polymer formed by multiple β-glucose units.
help help help help help
Which of the following is a trace fossil? *
a mark left by a dinosaur's tail
a mosquito trapped in amber
a mummified plant seed
O a frozen woolly mammoth
which
Answer:
A. A mark left by a dinosaur's tail.
Explanation:
A trace fossil is the mark or imprint of an animal's body or something it did or left behind, rather than the physical animal itself.
Hope this helps :)
Why is it essential to life that water has a high heat capacity?
a. Water's high heat capacity allows it to dissolve many other substances, making it a universal solvent.
b. Water's high heat capacity speeds up chemical reactions that require the addition of heat in order for the reaction to take place.
c. Water's high heat capacity allows the molecules to move very quickly, producing the heat that is required to keep cold blooded animals warm.
d. Water's high heat capacity allows it to absorb a large amount of heat before increasing in temperature, allowing humans to maintain a steady body temperature.
Answer:d
Explanation:
Heat capacity is the amount of heat and energy a body or an object can absorb. Water has a high heat capacity to absorb the heat and allows the maintenance of the temperature. Thus, option d is correct.
What is heat capacity?
Heat capacity is the physical property of the matter that defines the property of the object to alter the temperature by absorbing heat and energy. It is an extensive property and is measured in joule per kelvin.
Water has a high heat capacity that allows it to absorb and disperse the heat all over its surface. They absorb high heat before it has increased in temperature.
This property allows the balance and maintenance of the body temperature that is essential for cellular activities and in the regulation of the metabolic activities that are needed for proper functioning.
Therefore, the water has a high heat capacity.
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Helppppppppppppppppppppppppppppppp plzzzzxzzzzzzzzz
Answer:
deforistation is the distruction of habatats
invasive species is a nonnative species that causes harm
Endangerd species is a species that is near extionsion
poaching is the /illegel hunting and killing of animals
Urbaninzation is tearing down habitits for the building of cities
Explanation:
your welcome
Question 8 (1 point)
Which are the two highest (largest) level taxa in the Linnaean system?
Answer:
Explanation:
The most significant characteristics (attributes) of a taxon in biological systematics are considered [23] diagnosis, rank and volume. As the classification changes, the characteristics of taxa may change (in different systems, for example, taxa of the same size may have different diagnoses, or different ranks, or occupy a different place in the system) [24].
When identifying taxa, it is often recommended, in addition to the principle of exclusion of polyphily, to follow the principle of optimal diagnosability (which is taken into account when determining the volume and boundaries of each taxon) and the principle of unity of the level of diversity and isolation of taxa of the same rank. In practice, these two principles are not always observed.
How do the daughter cells at the end of mitosis and cytokinesis compare with their parent cell when it was in interphase of the cell cycle?
Answer:
The daughter cells have the same number of chromosomes and the same amount of DNA.
Explanation:
Mitosis is a process where the nucleus divides, so at first we have 46, and we need to bring it down to 23, because that is how much our cells can take, but after mitosis, the daughter cell will end up with 2 new cells, and it will have 23 chromosomes in each of the cells.
Hope this helps.
If not, and it is wrong, feel free to delete my answer.
Create an argument using empirical evidence and scientific reasoning to defend one of the following sexual reproduction methods as the most effective: animals’ internal fertilization, animals’ external fertilization, flowering plants’ wind pollination, or flowering plants’ animal pollination.
Give at least two scientific reasons for why the method that you chose is most effective at creating genetic diversity. Part of your argument should refer to the structures involved. Your argument should also include examples of why at least two of the other methods are not as effective.
Answer:
I would argue that animal pollination of blooming plants is the most successful form of sexual reproduction for generating genetic variation.
According to science, animal pollination enables the transport of pollen from one flower to another, increasing the genetic variety of the population. This is so that there is a greater potential of genetic mixing because different animals may visit various blooms, dispersing pollen from various plants.
Another justification is that, in contrast to wind pollination, animal pollination frequently entails actively moving pollen from one flower to another, which may result in higher genetic variety. While wind-borne pollen frequently travels enormous distances, it also tends to be dispersed by plants that are close relatives. Animals who visit flowers and spread pollen, on the other hand, are more likely to visit a variety of plants, encouraging greater genetic mixing.
Animal pollination also transfers genetic material from one plant to another, rather than only within a single plant or a group of closely related plants, making it more effective in promoting genetic variety than both animal internal fertilisation and external fertilisation.
Due to its capacity to encourage the transfer of pollen from various plants and physically transport the pollen, which results in greater mixing of genetic material, animal pollination of flowering plants is, therefore, the most effective method of sexual reproduction in terms of generating genetic diversity.Hope it helps! : )What is one criticism of the drive-reduction theory?
Question 12 options:
It doesn’t account for a person’s need for love and acceptance.
It explains too little about a person’s spiritual needs.
It doesn’t explain why a person’s behavior increases discomfort.
It doesn’t put enough emphasis on mental images.
The one criticism of the drive-reduction theory is It doesn’t explain why a person’s behavior increases discomfort.
What is the drive-reduction theory?Drive reduction theory is a major behaviorist theory of learning that posits that organisms are motivated to reduce drives to maintain homeostasis.
The Drive reduction theory was developed by Clark Hull in 1943. The theory works as an internal stimulus that motivates an individual to sate the drive. Clark Hull was interested in applying mathematical formulas to psychology, and it is simple to see how this works with the drive reduction theory.
In conclusion, the drive reduction theory could not account for the reason why a person's behavior decreases discomfort.
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Experiment to use to show that plants get energy from air soil water
An experiment to show that plants get energy from air soil and water is to place pants into different types of air soil and water conditions and observe the outcomes of these independent variables on the plant growth, which in this case would represent the dependent variable to be measured.
What does an experimental science procedure mean?An experimental science procedure is any class of process used to test a hypothesis during a scientific investigation, which involves collecting data to accept or reject this plausible explanation.
An experimental science procedure is based on different types of variables that remain unchanged (independent) and those dependent variables that are modified along with the experiment.
Therefore, with this data, we can see that an experimental science procedure is based on the placement of the subject of an investigation under different conditions in order to collect data and make assumptions about the outcomes.
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discuss how smoking is a risk factor for the development of atherosclerosis
As you said, atherosclerosis is a pathology in which our capillary vessels are affected by different external factors that generate a constriction in many arteries so it's become difficult for our body to correctly drive blood along all our organs.
The constant exposure to toxic gases, like one's presents in the smoking process, (e.g. carbon monoxide (CO), and polycyclic hydrocarbons) causes an accumulation of material within the arteries, (that settles or sediment themselves on the inner walls of these capillary vessels) composed mainly of fats and cholesterol, which inhibiting a good blood flow.
Which of the following sometimes precedes the formation of a tornado?
Wall cloud
Cumulus clouds
Hail
Nimbus cloud
Answer: Hail precedes tornados.
Cell Type Dichotomous Key 1a cell has a nucleus and organelles → go to # 2 1b cell has no nucleus or organelles → bacterial cell 2a cell has a cell wall → go to # 3 2b cell has no cell wall → animal cell 3a cell has chloroplasts → plant cell 3b cell has no chloroplasts → fungal cell What type of cell is A? A) animal B) bacterial C) fungal D) plant
Answer: fungal cell What type of cell is A? A) animal B) bacterial C) fungal D) plantell Type Dichotomous Key 1a cell has a nucleus and organelles → go to # 2 1bCells are of two types: eukaryotic, which contain a nucleus, and prokaryotic, which do not. Prokaryotes are single-celled organisms, while eukaryotes can be either single-celled or multicellular.
Explanation:
Answer: D. Plant
Explanation:
Because it have a chloroplasts
What is an example of co-dominance
Answer: A and B blood groups
Explanation
b. What is the role of the loop of Henle in homeostasis?
Homeostatic mechanisms that serve to regulate extracellular fluid volume are among the functions of the Loop of Henle.
More functions of the Loop of HenleThe Loop of Henle regulates potassium, calcium, and magnesium excretion while using the least amount of energy. It also aids in the regulation of urine protein composition.
The loop of Henle is a second segment of the renal tubule that is U-shaped and placed between the proximal and distal convoluted tubules.
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How would the equilibrium change if the ocean became more acidic?
Answer: more H2CO3 is made
Explanation:
Acidic water of the ocean creates instability in the ocean ecosystem.
What happens when ocean become acidic?If the acidity of ocean increases the corals can't build skeletons and the shellfish also can't build the shells which they need for protection.
Corals are particularly important because they provide homes for many other sea creatures so we can conclude that acidic water of the ocean creates instability in the ocean ecosystem.
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6. During the 1990s, natives of tropical islands began collecting wild turtles to sell in the United States as pets. One of these turtle species, a voracious carnivore that feeds on shrimp and snails, was especially popular. Recently, the U. S. government banned the import of these turtles as pets. However, pet owners have released large numbers of unwanted turtles into warm natural waters of the Gulf of Mexico.
Predict two possible consequences of the release of these turtles into Gulf waters, including the effect on native turtle species. Justify your response.
Two possible consequences of the release of these turtles into Gulf waters, including the effect on native turtle species are
Competition with native turtle speciesAlteration of ecosystem dynamicsWhat are possible consequences of the release of these turtles into Gulf waters?An invasive turtle species poses direct competition with native turtles within Gulf of Mexico, resulting in possible shrinkage in population sizes for the latter group. Resource scarcity driven primarily by competition over access to nests, habitats and food sources can render natives less effective at these activities compared to their new rivals.
Furthermore, identifying underlying consequences triggered by invasive species' potential alteration of ecosystem dynamics (eg: substantial loss or balanced gain) remains crucial for further consideration. The issue of climate change represents an imminent danger that threatens the well-being of our planet. Swift action from all corners of society is required, including private citizens, companies, and governing bodies across national borders.
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Brown eyes are dominant over blue eyes for a particular litter of puppies. What could account for a litter of puppies that had more blue eyes than brown eyes? Brown eyes are dominant over blue eyes for a particular litter of puppies. What could account for a litter of puppies that had more blue eyes than brown eyes?
Each parent provided both dominant and recessive genes in equal numbers.
⊝
Genes from both parents were dominant.
⊝
Genes from both parents were recessive.
⊝
One parent provided dominant genes and one parent provided recessive genes.
Answer:
Genes from both parents were recessive
Explanation:
In the tomato, red fruit (R) is completely dominant over green fruit (r) and yellow flowers (W) are completely dominant over white flowers (w). A cross is made between two true breeding plants, one has red fruit and yellow flowers and the other has green fruit and white flowers. The F1 generation has red fruit and yellow flowers. These F1 plants are test crossed to plants with green fruit and white flowers. The following results are obtained:
333 red fruit, yellow flowers
64 red fruit, white flowers
58 yellow fruit, yellow flowers
345 yellow fruit, white flowers
Total of 800
Required:
What are the phenotypes of the recombinant offspring of the F2 generation?
Answer:
The correct answer would be - red fruit white flower (Rrff) and yellow fruit yellow flower (rrFf).
Explanation:
It is given that R is dominant over r and F is dominant over f.
So the possible combination of genotype for Red fruit = RR, Rr
or, Yellow fruit = rr
for Yellow flower = FF, Ff
and White flower = ff
The cross between the true-breeding plants one has red fruit and yellow flowers and the other has green fruit and white flowers
RRFF × rrff = F1 = RrFf (red fruit, yellow flower)
RrFf × rrff
Gametes rf
RF RrFf red fruit yellow flower
Rf Rrff red fruit white flower
rF rrFf yellow fruit yellow flower
rf rrff yellow fruit white flower
Thus, the correct answer would be - Recombinant offsprings - red fruit white flower, yellow fruit yellow flower
Look at sucrose, a disaccharide, and cellulose, a polysaccharide, on the carbohydrate page. How do you think these two molecules were formed?
Answer:
don't worry i help you
Explanation:
Glucose and fructose are linked to form sucrose.
Cellulose is a polymer of glucose.
Sucrose and cellulose monomers are linked through a glycosidic bond to form disaccharides and polysaccharides respectively.
describe five different breath sounds that may be heard when you check a client's respiration
1. Rales. Small clicking, bubbling, or rattling sounds in the lungs. They are heard when a person breathes in (inhales). They are believed to occur when air opens closed air spaces. Rales can be further described as moist, dry, fine, or coarse.
2. Rhonchi. Sounds that resemble snoring. They occur when air is blocked or air flow becomes rough through the large airways.
3. Stridor. Wheeze-like sound heard when a person breathes. Usually it is due to a blockage of airflow in the windpipe (trachea) or in the back of the throat.
4. Wheezing. High-pitched sounds produced by narrowed airways. Wheezing and other abnormal sounds can sometimes be heard without a stethoscope.
5. crackles (a high-pitched breath sound)
1. The article states "plants take up carbon dioxide from the atmosphere and convert it into food. Explain how this supports the law of the conservation of matter
2. New research has shown plants are photosynthesizing more. What percent increase is being shown by plants?
3. This increase in photosynthetic rate, accounts for how much more carbon being removed from the atmosphere?
4. What do researchers propose this increase is a result of?
5. Describe a laboratory procedure researchers used to quantify photosynthetic efficiency.
7. Describe a field procedure researchers use to quantify photosynthetic efficiency.
9. The article talks about the potential "saturation" of carbon dioxide in the atmosphere. Describe what that will mean as it relates to ecological photosynthetic rates.
Article name: New Research Shows Plants Are Photosynthesizing More in Response to More CO2 in the Atmosphere
BY LAWRENCE BERKELEY NATIONAL LABORATORY DECEMBER 17, 2021
Article states that "plants take up carbon dioxide from atmosphere and convert it into food."
Explain how article supports the law of the conservation of matter?1.This supports the law of conservation of matter, which states that matter cannot be created or destroyed, and can only be transformed from one form to another. In this case, carbon dioxide in atmosphere is transformed into organic matter in form of plant tissue.
2. According to the article, new research shows that plants are photosynthesizing 5% more in response to increased levels of CO2 in atmosphere.
3.The article states that 5% increase in photosynthetic rate translates to additional 5 billion tons of carbon being removed from atmosphere each year.
4.Article suggests that increase in photosynthetic efficiency may be a result of plants having more CO2 available to them, which stimulates photosynthesis.
5.Laboratory procedure used to quantify photosynthetic efficiency involves measuring amount of chlorophyll fluorescence emitted by plant. This fluorescence provides a measure of amount of light energy absorbed by plant during photosynthesis.
6. Field procedure used to quantify photosynthetic efficiency involves measuring amount of carbon dioxide taken up by plant during photosynthesis. This is done by placing plant in sealed chamber and measuring change in carbon dioxide concentration over time.
7.The article suggests that potential "saturation" of carbon dioxide in the atmosphere could lead to a leveling off of increased photosynthetic rates observed in plants.
9.The potential "saturation" of carbon dioxide in atmosphere refers to point at which plants would no longer be able to increase photosynthetic rates in response to higher levels of atmospheric CO2. If ecological photosynthetic rates were to reach saturation, it would mean that plants would no longer be able to remove more carbon dioxide from atmosphere through photosynthesis.
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In red snapdragons, the combined expression of both alleles for flower color produces a new phenotype that is orange. This illustrates incomplete dominance. What are the chances of getting an orange flower from a cross between a yellow and orange snapdragon?
Answer:
the answer is idlk
Explanation:
LOOK AT THE ARTICLE AND ANSWER THESE QUESTIONS PLEASE (GIVING BRAINLIEST AND 20 POINTS) 1. Choose a process or event from the text. Describe the process or event using a short narrative to highlight the most important information (3-5 sentences)
2. Is the author of the article suggesting that people should avoid food that is hard to digest? Explain your answer.
3. While corn appears to be undigestable, a majority of it can be digested. True or false,
use evidence to support your answer. The digestive system can access more nutrients by breaking down the cellulose walls when
corn is chewed for a longer period of time.
4. Which of these are the reasons why corn seems to remain intact after going through the
human digestive system? 1. Corn kernels have genetic material within them that prevents the kernels
from being digested. 2. Corn kernels have almost no nutrients that the body can use, so it all comes
out in the waste. 3. Humans have gut bacteria that protect the corn kernels as they pass through different organs.
4. Humans do not have enzymes that are capable of breaking down the
cellulose in the kernel's coat.
1. Digestion is the process described in the given text. Food is broken down into nutrients like carbohydrates, fats, and proteins by the digestive system. Once in the bloodstream, they can be utilized by the body for growth, repair, and energy.
2. yes, the author of the article suggesting that people should avoid food that is hard to digest. Fatty foods, like chips, burgers, and fried foods, are more difficult to digest and can result in heartburn and stomach pain. So avoid these kind of foods.
3. False, cellulose, an insoluble fiber that the body cannot digest, is abundant in corn. The other parts of corn, however, are broken down by the body. In order to access more nutrients, chewing corn for a longer period of time can assist the digestive system in breaking down the cellulose walls.
4. Humans do not have enzymes that are capable of breaking down the
cellulose in the kernel's coat option -4 is correct.
How many stages are there in digestion?Intake, mechanical and chemical food degradation, nutrient absorption, and elimination of indigestible food comprise the four steps of the digestive process.
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What was one weakness of Darwin's theory?
a. It lacked an explanation for adaptations.
b. It lacked an explanation for competition.
c. It lacked an explanation for how evolution occurs.
d. It lacked an explanation for the genetic inheritance of traits.
One weakness of Darwin's theory was that it lacked an explanation for how evolution occurs and is therefore denoted as option C.
What is Evolution?This is referred to as the change in the heritable characteristics of biological populations over successive generations and makes organisms better suited for their ever changing envrironment.
Darwin's theory of evolution on the other hand describes how organisms evolve over generations through the inheritance of physical or behavioral traits but lacked an explanation for how it occurs and it was termed the theory of evolution by natural selection.
It had an explanation about adaptations, competition and genetic inheritance of traits which is the treason why option C was chosen as the correct choice.
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What was the climate like prior to the extinction ?
Answer:
The extinction you are referring to is unclear, as there have been several mass extinctions throughout Earth's history. However, it is generally accepted that climate has played a significant role in many of these events. Prior to some of the mass extinctions, such as the Permian-Triassic extinction and the Cretaceous-Paleogene extinction, the climate was warm and tropical with high levels of carbon dioxide in the atmosphere. This warm climate was likely a contributing factor to the extinction, as it may have led to changes in sea level, ocean circulation, and weather patterns that disrupted ecosystems and caused widespread extinction of species. However, it is important to note that climate is just one of many factors that can contribute to mass extinction events, and there are often multiple causes involved.