Final answer:
Photosynthesis is a multi-step process that converts carbon dioxide and water into sugars like glucose using sunlight and releases oxygen as a byproduct. It involves light-dependent reactions and the Calvin cycle. Sunlight initiates the reaction by energizing chlorophyll, leading to the production of glucose and other sugars from carbon dioxide.
Explanation:
Overview of Photosynthesis
Photosynthesis is a complex, multi-step process that begins with the absorption of sunlight by chlorophyll within the leaves of plants. Carbon dioxide and water serve as substrates in this reaction. Through a series of reactions, this process converts water and low-energy carbon dioxide molecules into high-energy sugar molecules like glucose and releases oxygen as a byproduct. This transformation occurs within the chloroplasts—the photosynthetic organelles of the plant cells.
Initially, the energy from sunlight is captured and used to convert water into oxygen and energy-rich molecules like ATP and NADPH. This stage of photosynthesis is often referred to as the light-dependent reactions because it requires sunlight. Subsequently, these energy-rich molecules are used in the Calvin cycle, which is a series of light-independent reactions. During the Calvin cycle, carbon dioxide is fixed into glyceraldehyde-3-phosphate (G₃P or GA₃P), which can then be converted into glucose or other sugars. These sugars not only serve as an immediate source of energy for plants but also act as building blocks for other organic compounds that are vital for growth and development.
The is the muscular tube that carries food to the stomach.
What is apart of the lithosphere?
Which of the following statements best describe a slump?
A. Slippage of a block of material moving along a curved surface
B. Blocks of rock sliding down a slope
C. Rapid flow of water-saturated debris, most common in mountainous areas
D. Slow downhill movement of soil regolith
Answer;
A. slippage of a block of material moving along a curved surface
Explanation;
-A slump is a form of mass wasting that occurs when a coherent mass of loosely consolidated materials or rock layers moves a short distance down a slope. Movement is characterized by sliding along a concave-upward or planar surface.
-A slump often occurs when water soaks the base of an inclined mass of soil. Slump is a slower process, it happens over time. The difference between a creep and a slump is that a creep moves slowly and gradually while a slump is faster and causes more drastic changes in terrain. A slump is a downward and outward movement of rock, soil or other material.
A slump, in geographical context, is described as 'slippage of a block of material moving along a curved surface.' It is a type of mass wasting where material coherently slides down a slope, resulting in a terraced look.
Explanation:The statement that best describes a slump is 'slippage of a block of material moving along a curved surface.' A slump is a type of mass wasting event that occurs when gravity causes the downward movement of rock, soil, or other earth materials on a slope. In this process, the material moves downward as a large, coherent mass following a curved slip surface often resulting in a terraced appearance.
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Transports water and sugars in a plant
a.) non-vascular tissue
b.) vascular tissue
Answer:
b vascular tissue
All living things need energy; it is a requirement for life. In a typical cell, ATP, the high energy molecule, is produced in the __________ in the presence of a sugar (glucose) and ______________
The answers that fit in the blanks are: mitochondria and oxygen
The first thing about this question you need to understand is how cell respiration works, and why does it exist in the first time. Well, it's a common theory between the scientists that the mitochondria is a bacteria due to its own DNA, but why would a cell have a bacteria inside of it? Well, in science you need to see things from the point that if that's worth it for me (as a cell) why not? It'll provide me ATP during the process, I'll have energy enough to survive the environment, I'll start using oxygen too, it helps developing more and more ATP, and it shows its presence on the atmosphere, so, why not right?
But remember, in science, time flows really fast, these things took cells millions and millions of years to really happen, and that's how science works.
Which part of the respiratory system is task to clean the air and channels it into the lungs through two large tubes called bronchi.
Which of the following are processes of nitrogen and ammonia conversion that make nitrogen absorbable by plants?
The Answer is C - nitrogen fixation, ammonification, and nitrification
During the process of photosynthesis,energy from the sun is converted into
Answer:
radiant; chemical
Explanation:
Who discovered cells?
Plants do not adapt to their environment because they do not compete for resources.
true or false
Answer: False
Explanation: Plants adapt to the environment in which they are found so that they can survive in a better way.
The plant like cactus is adapted to live in the desert as it is suited to live there. The plants in the desert conditions have spiny leaves so as to reduce transpiration.
The plants that are found in the tundra regions have adaptation to live in the colder conditions.
Yes, plants do adapt to their environment in order to survive.
. Some fuel cells are powered by hydrogen. Scientists are looking into the decomposition of water (H2O) to make hydrogen fuel with the help of the Sun’s energy. What challenge do scientists face with this task?
Answer:
A. Decomposing water requires a high activation energy.
Explanation:
As about 3000°C of energy is required for the more than half of the water molecules to get decomposed and is called as splitting of water. Requires excess of energy to over the barriers of activation.what challenges can species habitats present to estimating biodiversity
Estimating biodiversity is challenged by issues like habitat fragmentation, unreliable sampling in vast wilderness regions such as the Amazon, and difficulties in conservation of aquatic environments. Subjectively chosen indicator species can lead to inefficient use of resources. Prioritization based on irreplaceability, species vulnerability, and site vulnerability is critical.
Explanation:Estimating biodiversity in species habitats poses several challenges that complicate conservation efforts. One significant issue is the fragmented nature of habitats, which affects the identification of sites of global conservation significance. For example, large wilderness areas like the Amazon experience very low sampling density, making occurrence data unreliable and leading to omission errors. Devising large key biodiversity areas is crucial in such regions.
Another challenge is extending the key biodiversity areas approach to aquatic environments, where human threats are intense but species assessments are in their infancy. This hampers conservation planning due to difficulties in sampling density and delineation under water, comparable to those on land.
Moreover, selecting appropriate focal species groups as surrogates or indicators for biodiversity is often subjective and may lead to inefficiency in resource utilization. Conservation requires the prioritization of species and habitats based on irreplaceability, species vulnerability, and site vulnerability. Evaluating these criteria is essential for directing urgent conservation actions, particularly in the face of climate change and other anthropogenic pressures.
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Show the sequence of the base in your DNA molecule in the space provided below
According to the gene-chromosome theory, witch statement is true...
A) Genes are presented only in human gene-chromosome
B) Genes are arranged in linear sequence on a chromosome
C) Alleles are located on non-homologous chromosome
D) mutation occurs mainly in sex cells
E) None of the above
The correct statement according to the gene-chromosome theory is B) Genes are arranged in linear sequence on a chromosome.
The Chromosomal Theory of Inheritance, which is the basis of understanding how traits are passed on from one generation to the next, establishes that genes are indeed organized linearly on chromosomes like beads on a string. Each chromosome contains multiple genes, and the position where a particular gene is located on a chromosome is known as the gene's locus. Alleles are different versions of a gene found at the same locus on homologous chromosomes. While mutations can occur in any cell, they are not constrained mainly to sex cells. Therefore, statements A, C, and D are incorrect, and statement E is not applicable since there is a correct statement presented. It's also important to note that alleles for a gene on non-homologous chromosomes follow the principle of independent assortment.
how much is the tilt of earth's axis?
The natural streaming of the cytoplasm that occurs within all cells is called
Witch best identifies the system meaning the wolves in the law of the wolves?
What is the definition of zygote??
A zygote is a fertilized ovum, or egg, that forms when a sperm cell merges with an egg cell during conception. This single-cell structure is diploid, which means it contains two sets of chromosomes - one from each parent - amounting to the full number of chromosomes necessary for a human being.
The genetic composition and sex of the zygote are determined at the moment of conception, as half of the 23 chromosomes from the sperm join with half from the egg, totaling the 46 chromosomes required for a complete human genome. The zygote then undergoes a process of cell division, known as mitosis, multiplying and developing from a one-cell structure into the billions of cells that make up a human body. The zygote’s journey from fallopian tube to uterus is critical, and it must attach to the uterine wall to continue development. Throughout mitosis, the zygote's cells differentiate into the various organs and tissues that form the developing organism in a pattern decided by the genome. This developmental stage is critical, and not all zygotes survive it. Those that do, proceed to the next phases of embryonic and then fetal growth, culminating in the birth of a new human being.
what is the dependent variable in the experiment
Answer:
An experiment has two types of variables, dependent and independent.
Independent variable is decided by the person doing the experiment and can be changed at any time. Value of dependent variable depends on the independent variable and it is not under the control of the person conducting the experiment. As the value of independent variable changes, the value of dependent variable will also change according to the relationship between them.
how do you valves help circulate blood through heart
Answer:
Valves allow one–way circulation of blood so that it does not flow back.
Explanation:
i got it right when i took the test
A pea plant with yellow seeds is crossed with a pea plant with green seeds. all of the offspring have yellow seeds. the allele for yellow seeds is...
a. dominant because all the offspring have yellow seedsb. recessive because all the offspring have yellow seeds.
c. dominant because all of the offspring inherited two alleles for yellow seeds.
d. recessive because all of the offspring inherited two alleles for yellow seeds ****2. two tall pea plants with yellow seeds and smooth pods are crossed. all of the offspring are crossed. all of the offspring are tall. three offspring have smooth pods and one has wrinkled pods. allele for wrinkled podsa, must be dominated because the traits does not appear in the parent plants.b, must be recessive because the trait does not appear in the parent plants.****c, must be dominant because the trait appears in the parent plants.d, must be recessive because the trait appears in the parent plants.
1. The correct answer is option A, dominant because all the offspring have yellow seeds.
If every offspring has yellow seeds, it implies that the yellow seed allele is stronger or more influential than the green seed allele.
2. The correct answer is D, must be recessive because the trait appears in the parent plants.
If the trait (wrinkled pods) shows up in certain offspring but not in the parent plants, it indicates that the allele for wrinkled pods is recessive. This means it is only becomes visible when two copies of the recessive allele are present.
Freshwater biomes have _______.
a. organisms adjusted to high salinity
b. more diversity than marine biomes
c. a salinity of less than 1%
d. the ability to maintain their temperature year round
The right option is; c. a salinity of less than 1%
Freshwater biomes have a salinity of less than 1%
The freshwater biome is a large community of plant and animals that live in water bodies with a salinity of less than 1%. Fresh water biomes include streams, rivers, ponds, lakes, and some wetlands. The fresh water biomes cover about 20% of the earth and they contain several species of fish and animals such as frogs, crocodiles and turtles.
Freshwater biomes have a salinity of less than 1%. They do not support more diversity than marine biomes and don't maintain constant temperatures throughout the year.
Explanation:Freshwater biomes, spanning rivers, lakes, and ponds, are characterized by a salinity of less than 1%. Unlike marine biomes with high salinity, the organisms inhabiting freshwater biomes have adapted to live in low salinity conditions. Notably, freshwater biomes do not have more biodiversity than marine biomes - marine biomes are known for their rich species diversity. Additionally, freshwater biomes lack the ability to maintain their temperature year-round; they are subject to seasonal fluctuations in temperature.
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The three types of blood vessels are the arteries, veins, and capillaries. true false
Answer:
its true :)
Explanation:
why is epithelial tissue so important?
Is black coffee an element compound or mixture
Black coffee is a heterogeneous mixture, not an element or compound. It consists of many components extracted from coffee beans by the water during brewing, which can be separated by physical means.
Explanation:Black coffee is considered a mixture, specifically a heterogeneous mixture, not an element or compound. This is because it is composed of several substances that are not chemically bonded together. When you brew coffee, water extracts the flavors and compounds from the coffee beans through a process called infusion, creating a beverage that contains water, various coffee compounds, oils, micro grounds, and even a small amount of dissolved gasses. These components can be physically separated from each other, for example through filtration or evaporation, which is a characteristic of mixtures.
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A dissolved oxygen meter important to monitoring the health of a local pond because
A) aquatic life cannot survive in water that is too warm.
B) anaerobic conditions are unsuitable for most aquatic life.
C) most plants and fish need a low level of turbidity to survive.
D) the dissolved oxygen meter is an effective tool in detecting changes in pH.
Answer: B) anaerobic conditions are unsuitable for most aquatic life.
Explanation:
Dissolved oxygen (DO) is crucial to the survival of pond life and each aquatic organism, has a specific requirement for oxygen. Some aquatic plants and algae, both use and add to the DO in the water; additionally, oxygen enters water by diffusing across its surface of water from the atmosphere- microbial and animal life also require significant amounts of Dissolved Oxygen. Anaerobic conditions, are devoid of oxygen, and may result in significant death in the pond community this could be prevented by using a DO meter to moniter the health of the pond.
What kingdom includes organisms credited for breaking down dead plants and animals into rich soil?
what organelle breaks down and recycles worn out cells?
Lysozyme organelle breaks down and recycles worn out cells.
What is Lysozyme?A naturally occurring enzyme called lysozyme can be found in bodily fluids such milk, saliva, and tears. By cleaving the peptidoglycan component of bacterial cell walls, which results in cell death, it acts as an antibacterial agent.
Subtherapeutic doses of antibiotics, which are also antimicrobials, have been given to pigs to encourage development.
Pig farmers profit from these substances because they reduce production losses by improving feed efficiency and reducing susceptibility to bacterial infection and disease.
Therefore, Lysozyme organelle breaks down and recycles worn out cells.
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Two states of matter present in the water cycle are described below.
State 1: Takes the shape of the part of the container which it occupies.
State 2: Spreads across the entire volume of a container and takes its shape.
Which of these statements is correct about the two states of matter?
State 1 is liquid and State 2 is solid.
State 1 is solid and State 2 is gas.
State 1 is liquid and State 2 is gas.
State 1 is solid and State 2 is plasma.
Once again I know this is not science but no one is in the science sections.. so please help. ...?
The right option is; State 1 is liquid and State 2 is gas.
Liquid and gas states of matter are forms in which matter can exist and they both make up fluids and are present in the water cycle. The particles of liquid take the shape of the container it occupies and they have a fixed volume, while the particles of gas also expand to fill their containers and take the shape of its container. Liquid particles are not easily compressed, but gases are easily compressed by mechanical forces.
Answer:
State 1 is liquid and State 2 is gas.
I took the test and got it right
The Sahara desert is able to support large populations of grazing herbivores.
T F
Answer: The given statement is False.
Sahara desert is the largest hot desert present in the world. The central part is the driest region which receives less than 1 inch of annual rainfall. Other parts of Sahara receives upto 4 inches of annual rainfall. Moreover, the temperature reaches upto 134 degree Fahrenheit in the day time.
Due to this, it has very dry and harsh climatic conditions. No glassland exists under such harsh conditions. Therefore, grazing herbivores ( which feeds mainly on grasses) are not supported by this desert.