Jorge is exploring the ocean. On which of these journeys is he MOST LIKELY to pass from the photic zone into the aphotic zone?
A. a boat trip from the shore to the middle of the ocean
B. a boat trip from the middle of the ocean to the shore
C. a submarine dive from the surface into deep ocean water
D. a walk from the intertidal zone into shallow ocean water

The effect of sea stars on barnacle A is that the presence of sea stars reduces the abundance or coverage of barnacle A in the communities.

From the provided figure, it can be observed that in the presence of sea stars, the abundance or coverage of barnacle A is lower compared to the control group where sea stars were present. This indicates that sea stars have a negative effect on barnacle A populations.

Sea stars are known to be predators of barnacles. They feed on barnacles by using their tube feet and specialized mouthparts to pry open the barnacle shells and consume the soft tissues inside. The presence of sea stars in the communities leads to increased predation pressure on barnacle A, resulting in reduced abundance or coverage.

The feeding activity of sea stars on barnacles can have significant impacts on the overall distribution and abundance of barnacle populations. The removal of sea stars from the communities may result in an increase in the abundance or coverage of barnacle A, as they are released from predation pressure. Therefore, the effect of sea stars on barnacle A is that their presence negatively affects the abundance or coverage of barnacle A in the communities.

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Answer:

D

Explanation

Because you are attempting to find out about the offspring not the parents.

The mitochondria of the cells are involved in the conversion of pyruvate to ATP. Therefore, option  E is correct.

Mitochondria convert pyruvate to ATP through a process known as cellular respiration, which occurs in three stages: glycolysis, the citric acid cycle (also known as the Krebs cycle), and oxidative phosphorylation.

In the first stage, glycolysis, glucose is broken down into two molecules of pyruvate. This process occurs in the cytoplasm outside of the mitochondria and produces a small amount of ATP.

In the second stage, the acetyl-CoA enters the citric acid cycle, where it undergoes a series of chemical reactions that release energy in the form of electrons. These electrons are then transferred to the electron transport chain in the third stage, oxidative phosphorylation.

In the third stage, the electron transport chain uses the energy from the electrons to generate a proton gradient across the inner mitochondrial membrane. Thus, option E is correct.

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Answer:

Ok! thank so much for letting me know!

Transcription copies DNA into RNA. Messenger RNA is transcribed DNA that encodes proteins. Therefore, a new mRNA strand is synthesized here and the process is transcription.

The act of producing a copy of the genetic information that is contained in a strand of DNA and converting it into a complementary strand of RNA (also known as messenger RNA or mRNA) with the assistance of RNA polymerases is referred to as transcription. This process is carried out in the cytoplasm of prokaryotic cells. This process takes place within the nucleus of eukaryotic cells.

There are three stages that make up the process of transcription: initiation, elongation, and termination.

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No Water Required

Seeds do not necessarily need water to germinate and grow, although some require water to soften the seed coat. Large seeds in dry conditions will hold water and allow the growing plant to grow deep roots without the need for rain or additional water.

Fully Developed Embryo

Inside each seed is a fully developed embryo that is ready to begin growing. Many seeds go through a dormancy period, which is a period when the seed will not germinate and begin growing. When conditions are right, the embryo germinates and begins growing. Having an embryo already grown gives a seed plant a better chance at survival as opposed to a spore.

Nourishment

Each seed contains nourishment for the embryo inside the seed. The endosperm is the tissue that surrounds the embryo inside the seed. The embryo uses nourishment provided by the endosperm as a jump start to begin growing.

The Seed Coat

The seed coat is one major advantage seeds have over spores. A spore is a single-celled organism that develops into a plant or fungus when the conditions are right. The spore has no outer protection.

Answer:

bailey is so smart good job

The light reactions of photosynthesis occur within the Thylakoid membrane of the chloroplast and the calvin cycle reactions occur within the Stroma of the chloroplast.

Photosynthesis is defined as a process in which solar energy is captured and organic molecules are produced. This process is fundamental to the survival of life on the planet and is the main way in which energy enters the biosphere.

In this case, looking at some parts that occur in the photosynthesis process, we have that the Thylakoid membrane of the chloroplast and the calvin cycle reactions occur within the Stroma of the chloroplast.

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Answer:

Both of these daughter cells will then go on to divide once more in meiosis II, producing 4 daughter cells, 2 with n+1 and 2 with n-1. Nondisjunction in meiosis II results from the failure of the sister chromatids to separate during anaphase II.

The genes of the parent organism and the "new" organism are related but not identical. In sexual reproduction, the offspring receives a combination of genes from both parents, resulting in a unique set of genetic information.

During sexual reproduction, two gametes, one from each parent, combine to form a zygote. Each gamete contains a random assortment of chromosomes from the parent, resulting in a unique combination of genetic material in the offspring. This means that the "new" organism inherits some genetic material from both parents, but it is not an exact copy of either parent.

However, in asexual reproduction, the offspring is an exact genetic copy of the parent since only one parent is involved in the process. The offspring's genes are identical to the parent's genes, with no genetic variation.

In summary, the genes of the parent organism and the "new" organism are related but not identical due to sexual reproduction, which leads to genetic variation in offspring, whereas asexual reproduction results in an exact genetic copy of the parent organism.

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The arrows well above liquid will be considerably longer than the shafts inside the liquid, and they will be separated from one an even more widely than they are inside the liquid.

The smallest component of a physical element or compound, a molecule possesses the chemical features of that element or substance. Atoms are linked together by chemical bonds to form macromolecules. Two different kinds of molecules exist. basic molecules: An component is made up of molecules.

A molecule is the simplest unit of a material that keeps its content and characteristics. It is made up of two or maybe more atoms joined by chemical bonds.

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Answer:

See the answer below

Explanation:

The best explanation would be that both Na and the amino acid lycine are simultaneously diffusing (in bound form) from the outside to the inside of the cell.  

Considering the Na alone, one would see that the concentration outside the cell decreased in equal amount (15 mM) as the increase in the intracellular concentration of the same molecule.

Also considering the amino acid alone, the extracellular concentration increased by the same magnitude (5 mM) as the decrease in the intracellular concentration of the same molecule.

Hence, it could only be that both molecules bind together and diffused from the region of higher concentration (outside of the cell) to the region of lower concentration (inside).

Answer:

Urine is a liquid by-product of metabolism in humans and in many other animals. After the filtration of blood by kidneys, urine is produced. It is them passed through the ureters to the bladder to store it. While urinating, the urine is passed from the bladder through the urethra to discharge it.

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Answer:

Scarcity exists when there is not enough resources to satisfy human wants. One of the most widely known examples of resource scarcity impacting the United States is that of oil. As global oil prices increase, local gas prices inevitably rise.

Explanation:

A vesicle containing oxidase enzymes refers to a small, membrane-bound compartment within a cell that holds and transports oxidase enzymes.

Oxidase enzymes are involved in cellular respiration and play a crucial role in generating energy for the cell through the process of oxygen consumption. The vesicle helps to compartmentalize the enzymes, ensuring that they are in the right place at the right time to perform their function effectively. The vesicle is formed from the cell membrane and can be transported within the cell or to other cells through a process known as exocytosis.

By using vesicles to transport enzymes, cells can regulate their metabolic processes and maintain the proper balance of chemical reactions.

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Complete question

Vesicle containing oxidase enzymes refers to what.

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Factories increase pollutants in the atmosphere. Liquid deposition by the increase in precipitation causes soil acidification. Mariflower plants' growth is favored over noniflower plants.

Environmental acidification is a process produced by a decrease of pH in the environment mainly due to pollution increase.

Soil and water lose their neutralizing capacity, increasing sulfuric and nitric acids released to the environment by different sources.

In nature, there is a natural release of sulfur and nitrogen oxides. However, the concentration of these gases in the environment is sharply increased by anthropogenic sources -like factories-.

Sulfur and nitrogen oxides react with radical hydroxyls and atmospheric water vapor to become sulfuric and nitric acids, respectively.

These acids are dissolved in atmospheric water drops that drive them to the ground. This event is known as liquid deposition and can be caused by rains (acid rain), snow, dew, or fog.

Also, a fraction of these acids return to the Earth's surface as gases or aerosols. This phenomenon is called dry deposition, which occurs more frequently near the sources.

Usually, rainwater pH is about 5.6.

However, with high concentrations of acids in the environment, rainwater pH decreases.

When the the rain gets to the ground, they produce a series of chemical changes that alter the natural pH of the soil and water and have a consequent effect on ecosystems.

The main acidification agents are sulfur dioxide (SO₂) and nitrogen oxides (NOₓ), and to lesser extent ammonia (NH₃).

Factories, among many others, are a significant anthropogenic source of pollution.

In the exposed example, we know that

From this information, we can exclude temperature, length of days, and invasive species as significant variables influencing the noniflower and mariflower plants' growth.

According to the information provided before, we can assume that factories are the pollution sources that release nocive gases to the environment.

Liquid and dry deposition near factories cause soil acidification.

Factories increase the concentration of pollutants like SO₂ and NOₓ in the atmosphere. Liquid deposition caused by the increase in precipitation causes soil acidification. Both events favor mariflower plants' growth over noniflower plants.

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Answer: = the somatic system

Explanation:

They are part of the somatic nervous system, which is responsible for voluntary movements such as walking or climbing the stairs.

The statement that best predicts an outcome of this global climate change in a coastal ecosystem is as follows:

Thus, the correct option is C.

An ecosystem may be defined as a place or an area where organisms of different species live together and interact with one another for the purpose of food, shelter, and space.

Coastal ecosystems such as Mangroves, Estuaries, Deltas, Dune fields, Wetlands, Swamps, Salt marshes, etc. should be negatively influenced by the increasing sea level, damaging regional biodiversity by diminishing food sources, transformations in food chains, and structural modifications, in addition to provoking compelled migrations of wild populations from one place to another randomly.

Therefore, the correct option for this question is C.

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The loss of habitat will lead to endangering or extinction of species living there.Answer:

Explanation:

Answer:

I am not sure but I think option d is correct

Answer:

Hydrophobic

Explanation:

phospholipids are amphyphilic which means they are both hydrophobic and hydrophilic .. the head is the part that loves water (hydrophilic) and the tail is the part that fears water ( hydrophobic)

Explanation:

dopamine is the neurotransmitter

Answer:

hey Rebecka the answer is in the photos. thank me later, also you should cut me some cucumbers  

Explanation:

Plant cells are different from the animal cells in their basic structure such as the cell wall which is absent in the animal cell, chloroplast is also found in the plant cell which is not present in animal cell.

Plant cells have a rigid cell wall, a large central vacuole, and plastids such as chloroplasts. The cell wall is a layer which is present outside the cell membrane and surrounds the cell, it provides the structural support and protection.

The central vacuole is present in the plant cell and it maintains turgor pressure against the cell wall. The central vacuole is a large vacuole found inside of plant cells. It is a sphere which is filled with fluid and molecules inside a cell. The central vacuole stores water.

Chloroplasts are the organelles which are responsible for the process of  photosynthesis, are in many respects similar to mitochondria. Both the organelles including chloroplasts and mitochondria function to generate metabolic energy, evolved by endosymbiosis, and also contain their own genetic systems, and replicate by division.

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Your question is incomplete, most probably the complete question is:

Learn and recognize the basic structures of a plant cell.

The substance that stops the axonal transport of molecules needed at the axon terminal, for the synthesis of nts is colchicine.

Axonal transport is the procedure by which materials such as proteins, lipids, vesicles, mitochondria, synaptic components, and other cell organelles are moved within the axon of a neuron from the cell body to the axon terminals and from the axon terminals back to the cell body.

Colchicine is a medication that is typically used to treat gout. It is also utilized to treat attacks of acute Mediterranean fever and familial Mediterranean fever. Additionally, it is used as a prevention for a number of health problems. Colchicine was first discovered in 1820, and it was the first drug used to treat gout.

Colchicine's active component binds to microtubules in order to prevent the formation of the spindle fibers that are required for cell division to take place. This results in the inhibition of cell division. Colchicine stops the axonal transport of molecules required at the axon terminal, which inhibits the synthesis of neurotransmitters.

Colchicine, on the other hand, may be used to study axonal transport in neurons because it does not disrupt protein synthesis.

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Answer:

scientific method can help resolve problems logically

Answer:

b. scientific

Explanation:

the method most talked about in science is the scientific method. I've never really heard of any of the other methods, they don't make sense with the question anyway.

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Another level of genetic variation is added by random fertilization , since we can't predict which sperm will fertilize a given egg.

A new individual organism or progeny is created when two gametes are fused during fertilization, often referred to as fertilization, impregnation, syngamy, and generative fertilization. The term "fertilization" is often used colloquially to refer to pre-gametic processes like pollination and insemination. The cycle of fertilization and development of new individuals is called sexual reproduction. In the process of vegetative fertilization, the haploid male gamete of an angiosperm fuses with two haploid polar nuclei to create a triploid main endosperm nucleus.

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Answer:

The first one is the Skeletal System I believe. My best guesss for that second one is the nose, because we inhale though it.

Answer:

Grades are the depenant variable while hours spent playing videogames is the independant variable.

Explanation:

Image result for independent variable

Independent variables (IV): These are the factors or conditions that you manipulate in an experiment. (Hours spent playing) Your hypothesis is that this variable causes a direct effect on the dependent variable. Dependent variables (DV): These are the factor that you observe or measure. (Frades at school)