if gpp of an aquatic ecosystem is 180 units/year and npp is 100 units what is respiration rate of primary producers

Answer:

A Places on the same longitude have the same day length on any given day

Explanation:

Hope it helps

Answer:

sry i still dont know

Explanation:

The structure indicated by the letter for most gas exchange with blood vessels is E. alveoli. The alveoli are small, balloon-like air sacs in the lungs where the exchange of oxygen and carbon dioxide takes place between the air in the lungs and the blood in nearby capillaries.

The alveoli are small, thin-walled sacs in the lungs where gas exchange occurs. Oxygen from the air we breathe diffuses through the walls of the alveoli and into the bloodstream, while carbon dioxide from the bloodstream diffuses through the alveoli walls and into the air in the lungs to be exhaled. The walls of the alveoli are very thin, allowing for efficient gas exchange between the air in the lungs and the bloodstream. This process is crucial for maintaining adequate levels of oxygen in the body and removing excess carbon dioxide.

Therefore, the correct option is E.

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Answer:

Sporozoans are responsible for malaria in humans. Hope this helps!

The best conclusion you can make about the life cycle of this cell is that the cell is in the S phase of interphase and will move next to the G2 phase.

S phase (Synthesis Phase) is the phase of the cell cycle in which all of the chromosomes (DNA) are replicated within the nucleus. During this phase, the DNA is effectively doubled as each chromosome contains two sister chromatids. After the S phase, the cell enters the G2 phase where various proteins (such as microtubules) are synthesized.

Answer:.

Explanation:

Answer:

D.agility

Explanation:

D.agility

Answer:

D Agility

Explanation:

physical fitness components related to skills, including: explosive power, speed, agility, coordination, speed, reaction and balance.

The pituitary gland is the director gland of the endocrine system along with the hypothalamus its malfunction can affect thyroid gland, adrenal glands among others.

It is one of the areas through which the orders to produce certain hormones are quickly transmitted when certain stimuli are detected in the environment.

Its malfunction can create hormonal deficiencies of the thyroid gland, adrenal glands among others that can affect the various normal functions of the body, such as growth, blood pressure or reproduction.

Therefore, we can conclude that the pituitary gland is the director gland of the endocrine system along with the hypothalamus its malfunction can affect thyroid gland, adrenal glands among others.

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The given diagram is a depiction of how the sun rays fall on the earth and what happens following it.

The labels in the picture are as follows:

1. Sun

2. Sun rays

3. Clouds

4. Reflected sun rays

5. Earth

6. Radiated sun rays

7. Atmosphere

Sun rays fall on the surface of the earth of which 70% is absorbed by the earth and the remaining 30% is reflected back. Of the absorbed light, some part of it is released into the environment which gets trapped on the earth due to the atmosphere and also the clouds present in it.

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Answer: Hydrogen bonds

Explanation: Hydrogen bonds exist in-between the dna strands. Hydrogen bonds also act like a molecular glue.

Answer:

Double Helical Spiral structure

Explanation:

DNA is a helical spiral structure in which two long strands of nucleotide form a double helix structure.

It looks like a structure of ladder in which the phosphate and sugar molecules from the side of the ladder and the base pairs form the rungs.

Enzyme activity can be determined (b) by measuring how much of the substrate is consumed aces and (c) by measuring how much of the product is produced O determining when the amount of substrate is equal to the amount of product.

Usually, the purpose of cultivating bugs in a plant is to increase enzyme activity. A biological catalyst is an enzyme. They decrease activation energy, just like other catalysts, enabling processes to go in the desired direction.

They are often sensitive to the temperature, pH, and salt content of the environment they function in since their action depends on the folding of a protein. There are few exceptions to this rule, such as the enzymes used in washing powder, but generally speaking, activity may be reduced (reversibly) when slight departures from their tolerance limits occur.

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All animals: Group of answer choices are multicellular

                    eat other organisms .

                    are descended from a common ancestor.

                    are eukaryotes.

                    All of the above are correct.

All animals are multicellular, eukaryotic organisms that consume other organisms for nutrition. Additionally, all animals are believed to have descended from a common ancestor.

All animals are characterized by a complex organization of cells and tissues that allow them to perform various functions necessary for life. They also exhibit a high degree of diversity in terms of their physical appearance, behavior, and ecological roles.

Therefore, all of the given options are correct.

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Answer:

If the checkpoint mechanisms detect problems with the DNA, the cell cycle is halted, and the cell attempts to either complete DNA replication or repair the damaged DNA. If the damage is irreparable, the cell may undergo apoptosis, or programmed cell death 2.

Explanation:

The number of protons giving rise to each signal is 3.

Each distinct set of chemically equivalent protons in a molecule will give rise to a separate signal in the NMR spectrum. Chemically equivalent protons are protons that occupy the same chemical environment, meaning they experience the same magnetic field and thus have the same chemical shift.

By examining the spectrum, you can identify distinct peaks or signals corresponding to different chemical shifts. The number of signals in the spectrum indicates the number of distinct sets of chemically equivalent protons in the molecule.

Factors such as the molecular structure, symmetry, and the presence of functional groups can influence the number of signals observed. For example, if a molecule has multiple sets of chemically equivalent protons, each set will give rise to a separate signal.

It's important to note that signals can be further split into sub-peaks or multiplets due to coupling between neighboring protons. This splitting pattern provides additional information about the connectivity of protons in the molecule.

In summary, the number of signals in an NMR spectrum corresponds to the number of distinct sets of chemically equivalent protons in the molecule, with each set exhibiting a unique chemical shift.

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Answer:

A blood cells

Explanation:

prefix "hema" means blood

suffix "poiesis" means creation

nih

chatgpt

It is important to keep ligthening conditions constant so that researcher can monitor the effect it has on test samples

Basically in experiments, constants are factors ranging from  temperature, humidity, light that can have effect on our test or control experiments.

In summary, constant are usually have number values.

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The statement that best describes an advantage of constructing habitat corridors is that Corridors connect habitats separated by fragmentation and connect wildlife populations. That is option A.

Habitat corridors is defined as those wildlIfe corridors that allows for a connection between populations or habitats that are isolated with the aim of promotion of genetic diversity.

The importance of habitat corridors include the following:

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In the Punnett square shown in figure 3, the genotype of the parents is AaBbCc, and the three genes are unlinked.

If one of the three genes, say gene B, were lethal when homozygous recessive, the frequency of the remaining genotypes and phenotypes would change. The Punnett square shows that 1/4 of the offspring are expected to be homozygous recessive for the B allele (bb). However, since the bb genotype is lethal, those individuals would not survive, and their squares in the Punnett square are crossed out. As a result, the expected frequency of the remaining genotypes and phenotypes changes, with an increase in the proportion of individuals who are heterozygous for the B allele (Bb) and a decrease in the proportion who are homozygous dominant (BB).

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The Earth has leap years every four years to keep our calendar year synced up with the Earth’s position in its orbit around the sun. Our calendar year is based on the length of time it takes the Earth to make one complete orbit around the sun, which is approximately 365.25 days.

To account for this extra quarter-day in the Earth’s orbit, we add an extra day (29 February) to the calendar year every four years. This is called a leap year. However, this doesn’t mean that we have a leap year every four years precisely. To account for the imprecision caused by the 365.25 days figure, there are some additional rules that apply.

The leap year occurs only during years that are divisible by four, except for years that are divisible by 100 but not by 400. For example, the year 2000 was a leap year because it is divisible by 400, while the year 1900 was not a leap year because it’s divisible by 100 but not by 400. This ensures that we keep the calendar year reasonably synchronized with the Earth's movement, which can help with keeping time and making accurate astronomical calculations.

So, leap years and 29 February are a way to adjust the calendar year to align with the actual length of a year as determined by the Earth's orbit around the sun.

The option that describes a step in designing a controlled experiment is identifying the independent (manipulated) and dependent (responding) variables (option D).

A controlled experiment is an experiment in which all the variable factors in an experimental group and a comparison control group are kept the same except for one variable factor in the experimental group that is changed or altered (independent variable).

An experiment is usually made up of an independent variable and a dependent variable.

However, in a controlled experiment, only one independent and dependent variable can be used, while all other variables are kept constant or controlled.

Therefore, the option that describes a step in designing a controlled experiment is identifying the independent (manipulated) and dependent (responding) variables.

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Answer:

Cross-pollination is the transfer of pollen from the anther of one flower to the stigma of another flower on a different individual of the same species. Self-pollination occurs in flowers where the stamen and carpel mature at the same time, and are positioned so that the pollen can land on the flower's stigma.

The best explanation of how the activity of a cell is controlled is through the use of signals codified in its DNA within the cell's nucleus.

The nucleus of a cell contains the DNA, which holds the genetic information and instructions for the cell's functions and activities. DNA is responsible for controlling the production of proteins, which are essential for the cell's activity.

In addition to the DNA, the activity of a cell is also controlled through the use of signals. These signals can come from other cells or from the environment, and they are used to regulate the activity of the cell. For example, signals can be used to control the cell's growth, division, and death.

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Flatwoods series soils are moderately deep and moderately well drained. They formed in weathered acid shale material in the highlands of the Great Valley. The slopes range from 2 to 15 percent.

The Flatwoods physiographic region extends south of Houston, Chickasaw County, along the western edge of the Black Belt into Alabama, and ranges from three to fifteen miles wide (Lowe, 1919).

The gray soil of the Flatwoods is not fertile and it drains poorly; therefore, it is not conducive to cultivation. Although this area can sustain several varieties of upland hardwood, it is considered one of the least productive soil regions in the state.

With this information, we can conclude that the Flatwoods is formed in weathered acid shale material in the highlands of the Great Valley.

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Answer:

A consumer of energy

Explanation:

Answer: A lot could or could have started to happen

Explanation:

It is important that the time between the first and second sample is a short time relative to the life span of the organism because this ensures that the population being studied has not changed significantly over the time period between the two samples.

Population size is the number of individuals in a population. It is a measure of the size of a population and is often used in demography, the study of populations and population changes. Population size can be affected by a variety of factors, including birth rates, death rates, immigration, and emigration. Understanding population size and how it changes over time can help inform policy decisions and help predict future population trends.

If the population has changed significantly, it may be difficult to accurately determine the rate of population growth or decline based on the data. This is because any changes in the population size between the two samples could be due to factors other than the rate of growth or decline. By keeping the time between the samples short, it is more likely that any changes in the population size are due to the rate of growth or decline, rather than other factors. This makes it easier to accurately determine the rate of population growth or decline based on the data.

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