Elevated CO2 levels are likely to have an impact on the number of stomata in leaves and on the transpiration rate.
Stomata are small pores on the surface of leaves that allow for the exchange of gases, such as CO2, O2, and water vapor, between the plant and the atmosphere. An increase in atmospheric CO2 levels is likely to lead to an increase in the amount of CO2 available to the plant, reducing the need for the plant to open its stomata as frequently to take in CO2 for photosynthesis. This could result in fewer stomata being present on the leaves, or a reduction in the size of existing stomata.
Transpiration is the process by which water is lost from the plant through its stomata, and an increase in atmospheric CO2 levels could lead to a reduction in the transpiration rate of the plant. This occurs because fewer stomata means that less water is lost through transpiration, and also because the plant is able to photosynthesize more efficiently with increased CO2 availability, reducing the need for water to support the metabolic processes of the plant.
It's important to note that the effects of elevated CO2 levels on stomata number and transpiration rate are complex and can vary depending on the species of plant, the growth conditions, and other environmental factors. Additionally, while a reduction in transpiration rate may have benefits for the plant, it could also have negative impacts on the wider ecosystem, including changes in water balance and alterations to the cycling of nutrients in the soil.
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Why is variety important when making
sperm or ova (eggs)
Which male hormone provides negative feedback for the secretion of FSH?
A. ACTH
B. GnRH
C. Inhibin
D. ICSH
The male hormone that provides negative feedback for the secretion of FSH is GnRH.
The secretion of gonadotropins is inhibited by testosterone's feedback mechanism. Exogenous testosterone has been shown to reduce gonadotropin production, and early studies confirmed that LH and FSH pulse frequency is increased in hypogonadal men.
These results are consistent with the hypothesis that testosterone has an inhibiting impact on the secretion of GnRH. In the case of negative feedback, the consequence of the reaction will be to reverse or bring about the opposite of what the original stimulus intended.
The process of insulin creation and release can be used to explain the concept of negative feedback. Because sugars are absorbed from the digestive tract into the bloodstream after a meal, the amount of sugar in the blood will be higher after the meal.
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What affects an ecosystem more, the abiotic factors that make it up, or the communities living in to?
Answer:
Species, A group of similar organisms that can mate and produce fertile offspring ... Community, All the populations of all the different species that live together in a particular area ... Ecosystems are influenced by both biotic and abiotic factors. ... not abiotic. Some people think that if an organism is no longer alive,
Explanation:
I hope this kinda helps.
which was the most prominent group of species in the classification of bacteria formerly known as members of the bethesda-ballerup?
There is a group of slow lactose-fermenting, citrate-using bacteria (family Enterobacteriaceae) that share a common set of antigens with lactose-fermenting citrobacters.
These organisms are now grouped together under the name Citrobacter without being divided into prompt and slow lactose-fermenting varieties. According to the author, Citrobacter has become a typical urine infection in hospitalised patients. In 1932, Werkman and Gillen discovered the genus Citrobacter. These microorganisms have been discovered in human clinical samples as well as in soil, water, and animal intestines. Normal habitats for Citrobacter freundii include water, soil, food, as well as the intestines of both humans and animals. A pure culture of the bacteria was isolated from soil and first identified in 1932. Our gut flora frequently contains it, and many of the strains are regarded as "healthy gut bacteria."
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if a daughter cell has 22 chromosomes at the end of mitosis, how many chromosomes did the parent cell have?
If a daughter cell has 22 chromosomes at the end of mitosis, then the parent cell had 22 chromosomes.
In the process of mitosis, the daughter cells are produced that are genetically identical to the parent cells.
Mitosis is the process of cell division that takes place in somatic cells. When cells divide, they produce two daughter cells with the same number of chromosomes as the parent cell. The chromosomes of each parent cell are distributed equally between the daughter cells. In mitosis, each parent cell produces two daughter cells with the same number of chromosomes.
It is a process of cell division in which the genetic material of a cell is divided into two identical nuclei. Each daughter cell has 22 chromosomes at the end of mitosis.
Therefore, it can be concluded that the parent cell had 22 chromosomes.
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Which is an example of an ecosystem change that resulted from human activity?
chaparral shrublands turning to grass due to frequent fires
chaparral shrubs becoming resistant to fire due to frequent fires
chaparral shrubs growing into trees due to less frequent fires
chaparral shrublands being overgrown due to excessive fire control
Answer:
fifjrduxudixixixidicjxjynfxhyzrxuryrsry
MINEERALS THAT TEND TO BE DEFICIENT IN ACIDIC SOILS
Acidic soils, with a pH below 6.0, can cause certain minerals to become less available to plants, leading to mineral deficiencies that can limit plant growth and productivity.
In general , Potassium is not directly affected by soil acidity, but it can become more available in soils with a higher pH. So in acidic soils, potassium may be deficient even if it is present in the soil. Calcium and magnesium are essential macronutrients for plant growth, and they are often deficient in acidic soils because the low pH can cause them to become less available.
Molybdenum is an essential micronutrient that is required for certain enzymes in plants. Copper is another essential micronutrient that can become less available in acidic soils. acidic soils often involves liming, which involves adding materials such as limestone to the soil to raise the pH.
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Which of the following is not an example of human-environment interaction?
a. fishing for trout
b. turning on the air conditioning in a house
c. constructing a dam d. moving to New York
Answer:
D moveing to new york
Explanation:
well first its not A moveing shoudent effect the envirment
meanwhile
A here is takeing fish out of there home and soon there are no fish that is iteaction with the enivenment lisen to me pls i smart
Answer:
Alright yeah its D go ahead and give him brainllest or how ever you spell it also heres proof
Explanation:
TRUE OR FALSE in addition to being used in the making of atp, proton motive force is used directly to power the rotation of bacterial flagella.
The proton motive force is not only used to generate ATP, but it can also be directly used to power the rotation of bacterial flagella. Given statement is TRUE.
The proton motive force (PMF) is a difference in the concentration of protons (H+) inside and outside the cell. The PMF is used in the process of cellular respiration to generate ATP, but it can also be used directly to power the rotation of bacterial flagella.
Flagella are long, whip-like structures that are used by some bacteria to move through their environment. They are powered by a type of motor protein called a flagellar motor, which uses the energy of the PMF to rotate the flagellum.
The flagellar motor works by pumping protons across the membrane of the flagellum. This process, called proton motive force-driven flagellar rotation, generates a rotational force that propels the flagellum forward.
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Which statement is thebest possible explanation for the changes shown?
A
Species Y is a parasite that has benefited Species X.
B
Species Y is better adapted to this environment.
С
Species X is better adapted to this environment.
D
Species X is a predator of Species Y
Answer:
B. Species Y is better adapted to this environment.
For humans, having freckles is a dominant trait (see image). Not having freckles is recessive.Cross a heterozygous person with freckles with a homozygous recessive person with no freckles.What are the genotypes and phenotypes of the offspring?
Let us represent the heterozygous with freckles by Ff and the homozygous with no freckles by ff. Thus, we construct the following Punnet square:
From this punnet square we see that:
50% of the offspring will be heterozygous with freckles (Ff).
50% of the offspring will be homozygous with no freckles (ff).
most cells and cellular structures are: group of answer choices microscopic medical specialties quadrants body systems.
When cells are in their normal condition, interior features can be seen using a phase-contrast microscope.
High contrast and high-quality images of living cells in their natural condition can be seen using this microscope. As we check the choices The entire cell as well as sub-cellular components and compartments within it can be viewed using an electron microscope. Images of fluorescing samples are captured using a fluorescence microscope. Using a compound light microscope, the user can view a magnified image by allowing visible light to travel through the specimen (the biological sample you are examining) and be bent by the lens system. By boosting the light contrast between the various densities of the sample component, the phase-contrast microscope allows us to see living cells and organelles. Therefore, the correct response is a phase contrast microscope.
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The purebred plants called
Explanation:
Mendel crossed purebred plants with opposite forms of a trait. He called these plants the parental generation , or P generation. For instance, purebred tall plants were crossed with purebred short plants. Mendel observed that all of the offspring grew to be tall plants.
A true-breeding organism
List a few of the ways that Thuret tells us we can control neurogenesis. Specify whether the activity increases or decreases neurogenesis.
hermatypic corals have mutualistic algal cells in their tissues called
Hermatypic corals have mutualistic algal cells in their tissues called zooxanthellae. These algal cells provide corals with nutrients through photosynthesis and contribute to the formation of coral reefs.
Hermatypic corals, also known as reef-building corals, form symbiotic relationships with photosynthetic algae called zooxanthellae. The zooxanthellae reside within the coral tissues and benefit both the corals and the algae.
The zooxanthellae are dinoflagellate algae that have a mutualistic relationship with corals. They benefit the corals by providing a source of nutrients through photosynthesis. The corals, in turn, provide a protected environment and access to light for the zooxanthellae.
Through photosynthesis, the zooxanthellae produce organic compounds, such as sugars and amino acids, which are released into the coral tissues. These compounds are used by the corals as an energy source for growth and reproduction. The relationship between corals and zooxanthellae is crucial for the success and survival of coral reefs, as the nutrients provided by the zooxanthellae contribute significantly to the growth and calcification of the coral skeletons, forming the structure of coral reefs.
The mutualistic relationship between hermatypic corals and zooxanthellae is sensitive to environmental changes, such as increased water temperatures or pollution. Stressors can lead to the expulsion of zooxanthellae from coral tissues, a process known as coral bleaching, which can have detrimental effects on coral health and reef ecosystems.
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state two variables that were controlled in this investigation
Answer:
Explanation:
WHAT ON EARTH IS THE QUESTION
How is a savanna a natural biome?
Answer:
The savanna biome, which is a type of grassland biome, consists of areas of open grassland with very few trees. There are two kinds of savannas: tropical and semi-tropical
Explanation:
The diagram shows a selection of animals .Choose two alphabets that are invertebrates.
A. B and D
B. A and C
C. B and F
D. E and C
The correct answer is C) "B and F"
if mitochondria originated as prokaryotic symbionts, which characteristics might they share with prokaryotes? click all that apply.
If mitochondria originated as prokaryotic symbionts, the characteristics they might share with prokaryotes include Circular DNA , Presence of ribosomes and Ability to reproduce independently within the eukaryotic cell. Option b. , c. and d. is correct .
Mitochondria share these characteristics with prokaryotes because they both have a membrane (a double membrane in the case of mitochondria), circular DNA that is not enclosed within a nucleus, their own ribosomes for protein synthesis, and the ability to reproduce independently within the eukaryotic cell through a process similar to binary fission.
Mitochondria are believed to have originated from free-living aerobic bacteria that were engulfed by ancestral eukaryotic cells. As a result of this endosymbiotic relationship, mitochondria share several characteristics with prokaryotes, such as circular DNA, the presence of ribosomes, and the ability to reproduce independently within the eukaryotic cell.
However, mitochondria have also evolved significantly since their initial symbiotic origin and now share many characteristics with eukaryotic cells as well. Hence, b. , c, and d. option are correct .
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if mitochondria originated as prokaryotic symbionts, which characteristics might they share with prokaryotes? click all that apply.
a. RNA
b. Circular DNA ,
c. Presence of ribosomes and
d. Ability to reproduce independently within the eukaryotic cell.
A student is using a microscope to observe samples taken from pond water. She notices something that she thinks may be a living thing. Which feature would BEST support that the unknown sample is a living thing?
Answer:
If the thing was moving- and it was manipulating the matter around it
Explanation:
Living things are characterized as living/not living through a couple of characteristics:
is it feeding itself? living things feed themselves from things in their surrounding enviroment.
is it growing? living things always grow/change. a rock doesn't grow and change.
does it reproduce? living things need to reproduce.
is it respirating?
is it moving?
A human egg contains ________ chromosome and a human sperm contains ________ chromosome.
A human egg ---> 22 + X (23 chromosome)
A human sperm ---> 22 + X or 22 + Y (23 chromosome)
Explain an example of how artificial selection can help solve human problems.
Answer:
Artificial selection can help solve human problems since humans can choose the desired traits of an organism to coordinate with their needs.
Explanation:
Since artificial selection is predictable, it is easier for humans to "customize" the traits of an organism to get a desired trait.
Explain how mutated DNA would produce proteins responsible for sickle cells rather than producing proteins responsible for normal red blood cells
Answer:
Explanation:
Sickle cell anemia is a result of the point mutation, and in a change in just one nucleotide in a gene for hemoglobin. This mutation will cause the hemoglobin in the red blood cells to distort to a sickle shape when deoxygenated. "The sickle-shaped blood cells clog in the capillaries, cutting off circulation."
a glycosidic bond connects an anomeric carbon of one sugar to an alcohol oxygen of another sugar.
true or false
This statement "A glycosidic bond is a covalent bond that connects a sugar molecule to another molecule, such as another sugar or an alcohol" is true.
In the case of connecting two sugar molecules, the bond forms between the anomeric carbon of one sugar and the hydroxyl (OH) group of another sugar's alcohol. The anomeric carbon is the carbon atom in a sugar's ring structure that is bonded to both an oxygen atom and a carbon atom, and it can exist in either an alpha or beta configuration.
When the anomeric carbon of one sugar molecule reacts with the hydroxyl group of another sugar molecule, a glycosidic bond is formed, resulting in the formation of a disaccharide or larger oligosaccharide molecule. The type and location of the glycosidic bond can have significant effects on the physical and chemical properties of the resulting carbohydrate molecule, including its solubility, stability, and biological activity.
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Is the following sentence true or false? The rock cycle is produced by forces inside the Earth and at the
surface.
Answer:
True
Explanation:
The sentence, rock cycle is produced by forces inside the earth and at the surface is ; TRUE
Rock cycle describes the formation of the three basic types of rocks ( sedimentary rocks, Igneous rocks and metamorphic rocks ) and these rocks are formed through one or more of these processes ( sedimentation, crystallization and metamorphism ).
sedimentary rocks : These rocks are formed by the process of sedimentation ( deposition of weathered rock particles by either water, air or ice ) Igneous rocks : Rocks formed form the cooling of molten magna under the earth of on the surface of the earth ( caused by volcanoes )metamorphic rocks : These rocks are formed from other rocks due to the changes in heat and pressure faced by those rocks. ( metamorphism )
Forces within the earth crust ( tectonic plate movements ) combined with forces found on the earth ( like erosion forces and rock weathering forces ) to ensure the process of rock formation ( rock cycle ).
Hence we can conclude that the rock cycle is produced by forces inside the earth and at the surface
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Which statements describe what happens when enzymes are added to a chemical reaction?
Select all that apply.
- The chemical reaction is sped up.
- The chemical reaction is stopped.
- The activation energy is lowered.
- The enzymes are used up.
Answer:
The chemical reaction is sped up.
The activation energy is lowered.
Explanation:
When enzymes are added to a chemical reaction, they lower the activation energy needed in the reaction.
In return, that also speeds up the chemical reaction, since less energy is needed to start it.
Enzymes do not stop chemical reactions, and enzymes can also be reused, so they are not used up.
So, the first and third statements are correct.
Answer:
The other person is right so you can give him brainly.
Explanation:
HELP ME PLZZ I NEED HELP WITH THIS!!
Answer:
C) To remove Carbon Dioxide from the body
Explanation:
The image showed is "Part of The Respiratory System"
The organs of the respiratory system include the Lungs, Pharynx, Larynx, Trachea, Bronchi, and the Heart. The respiratory system is the network of organs and tissues that help you breathe. It includes your airways, lungs, and blood vessels. The Respiratory System includes the nose, mouth, throat, voice box, and the windpipe. Air enters the respiratory system through the nose or the mouth.
.
All of the following are steps in the scientific method except_
Select one:
a. conclusion
b. hypothesis
c. observation experiment
e. scientific law
Because the demand for corn tends to be inelastic, the development of a new, pest-resistant strain of corn would tend to..
The insertion of pesticide resistance genes in certain transgenic products causes pests and weeds (natural enemies) to develop the same resistance, becoming "super-pests" and "super-weeds".
WHAT ARE TRANSGENIC FOODS?GMOs are foods that are genetically modified by altering the genetic code. That is, when genes from another organism are inserted into organisms. This procedure can even be done between organisms of different species (insertion of a gene from a virus into a plant, for example) and carried out with
PlantsAnimals and Microorganisms.With this information, we can conclude that with a new corn transgenic, an alteration can be made in the cultivation environment.
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page 350 9.1. the myth of race identify the true and false statements about race. true statement(s) race is not real. press space to open race is by definition always about differences in physical appearance. press space to open race is a social construct. press space to open race is about bloodlines. press space to open false statement(s)
The following are the true statements about race:
Race is not real. Race is by definition always about differences in physical appearance. Race is a social construct.The following are the false statements about race:
Race is about bloodlines.What is a Race?Race is a widely debated topic that refers to the grouping of individuals based on differences in physical appearance, genetic inheritance, or shared ancestry. However, race is not based on scientific facts. Race is a social construct and not a biological concept.
The concept of race has been used in the past to discriminate against and marginalize certain groups of people based on their physical features or cultural practices. The primary factor that determines the color of an individual's skin is melanin pigment. The amount of melanin produced by the melanocytes determines whether an individual will have lighter or darker skin.
However, race is not a biological category but a social construct, as different societies have different criteria for grouping people into different races.
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