The extracellular matrix of the animal cell has all of the following molecular components except __________.

Answer:

A; while

Explanation:

Answer:

While

Explanation:

Attracting a predator and the mother foraging for food are actions that happen concurrently, so while is the best connector

Answer:

Prokaryotes are smaller and less developed compared to eukaryotes. Some of them inhabit very primitive environments that resemble earth’s early stages. Endosymbiotic theory states that eukaryotes arose by the endosymbiosis of prokaryotes.

Explanation

By endosymbiont theory, eukaryotic cells arise from prokaryotic cells. Here, the theory shows that eukaryotic ancestors lived in close association with prokaryotes, wherein in some cases, prokaryotes have been engulfed and might have lived inside eukaryotes.

Upon being engulfed by a host cell as undigested prey, these prokaryotes could have been internal parasites of the eukaryotes. But, later on, their relationship becomes mutualistic and these prokaryotes become incorporated as organelles, such as in the case of chloroplasts and mitochondria, which were previously separate prokaryotes

______________________________________

Prokaryotic cells probably appeared before eukaryotic cells​ because they are less complex.

Evolution means descendence with modification, which can be defined as a consequence of natural selection.

Evolution is therefore a process in which less complex organisms give rise to more complex species.

In conclusion, prokaryotic cells probably appeared before eukaryotic cells​ because they are less complex.

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The outermost layer of connective tissue of a muscle is the c. epimysium.

The epimysium is a layer of dense connective tissue that surrounds the entire muscle. It is composed of collagen fibers and provides support and protection to the muscle. The epimysium helps to hold the muscle together and allows it to move smoothly within its surrounding structures. It also merges with the tendons at the ends of the muscle, connecting the muscle to the bone. In addition to the epimysium, muscles are further organized into fascicles, which are bundles of muscle fibers surrounded by the perimysium. The endomysium, on the other hand, is the connective tissue layer that surrounds individual muscle fibers within a fascicle. However, the outermost layer that encompasses the entire muscle is the epimysium.

There for the correct option is (C) epimysium.

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Answer:

reproduction,metabolism heredity,growth and development,adaption through evolution

Explanation:

hope this work for you bud

Answer:

all living things are made of cells or are organized, all living things respond to stimuli,all living thing take in and use energy,all living things grow and develop,all living things reproduce

Explanation:

I know because those were very easy subject for me to pass

The correct answer is C. Drinking and cellular respiration

During aerobic cellular respiration, glucose reacts with oxygen, forming ATP that can be used by the cell and carbon dioxide and water are created as byproducts.

6 O2 (g) + C6H12O6 (aq) → 6 CO2 (aq) + 6 H2O (aq) + ATP

Answer:

Grass => mouse => hawk.

Explanation:

Another Example of our food chain on this ecosystem:

Answer:

B

Explanation:

The plains have large rivers flowing through them. Every living creature or plant that grows requires water, so the answer is B.

Fertilizers are needed by very large farms. It is what makes it possible to grow enough grain to have excesses to sell.

Pesticides are also needed. Insects abound in many sparsely  populated areas.

Renewable resources are used, but it is not the answer.

confused and sorry I can't find it

A stereospecific active site can only bond to one enantiomeric form of a substrate because of the specific shape and orientation of the active site. An active site is the part of an enzyme that binds to the substrate, or the molecule that the enzyme acts upon.

The active site of an enzyme is designed to have a specific shape and orientation that is complementary to the shape and orientation of the substrate. This allows for a strong and specific bond to be formed between the enzyme and substrate.

This specificity allows for enzymes to selectively catalyze the reaction of one enantiomer of a substrate over the other, which is important in many biological processes.

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Aquaculture can be a useful practice for the environment and food systems. However, it must be implemented responsibly to minimize negative impacts. Proper waste management, disease control, and careful site selection are essential for sustainable aquaculture.

Aquaculture is the practice of farming aquatic organisms, such as fish and mollusks, in controlled environments. It has both benefits and problems associated with coastal and open-ocean settings. Let's consider the usefulness of aquaculture for the environment and the security of food systems, as well as the costs involved.

1. Benefits of Coastal and Open-Ocean Aquaculture:
- Environmental Sustainability: Aquaculture can reduce overfishing and pressure on wild fish populations, helping to maintain biodiversity in oceans and coastal areas.
- Food Production: It provides a consistent and reliable source of seafood, which helps meet the growing demand for protein-rich food globally.
- Economic Growth: Aquaculture supports job creation and economic development, especially in coastal communities that rely on fishing and related industries.

2. Problems of Coastal and Open-Ocean Aquaculture:
- Environmental Impact: Concentrated fish waste, excess feed, and chemicals used in aquaculture can pollute the water, affecting local ecosystems. This pollution can harm wild fish and other marine organisms.
- Disease and Escapes: High-density fish farming can lead to the spread of diseases among farmed fish, which can then affect wild populations if fish escape from aquaculture facilities.
- Habitat Destruction: Coastal aquaculture, in particular, may require the conversion of natural habitats, such as mangroves or wetlands, into fish farms, resulting in the loss of valuable ecosystems.

Is Aquaculture a Useful Practice?

Aquaculture can be a useful practice for the environment and food systems, but it is important to address the associated challenges. The benefits of aquaculture, such as reduced pressure on wild fish stocks and economic growth, are significant. However, the negative impacts, including pollution and habitat destruction, need to be managed carefully to ensure the sustainability of aquaculture operations.

Differentiating Fish Farming and Filter Feeder (Mollusk) Farming:
Fish farming involves raising fish in tanks, cages, or ponds, while mollusk farming focuses on cultivating filter-feeding shellfish such as oysters and mussels.

Fish farming:
- Requires controlled feeding and management of fish species.
- Can be prone to disease outbreaks due to high stocking densities.
- May use artificial feeds that can contribute to pollution.
- Can have a higher environmental impact due to waste and escaped fish.

Mollusk farming:
- Relies on the natural filtration capabilities of bivalve shellfish to improve water quality.
- Typically has a lower environmental impact as bivalves consume natural plankton and improve water clarity.
- Can enhance local ecosystems by providing habitat for other organisms.
- Generally requires less feed and produces less waste than fish farming.

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Answer:

In the lysogenic cycle, the DNA is only replicated, not translated into proteins. ... When the conditions are right, the viral DNA will undergo induction and the DNA will switch to the lytic cycle, in which the DNA is actively transcribed and translated into protein shells which can harbor viral DNA outside of the cell.

Explanation:

The viral DNA becomes part of the host DNA.

I just had this question and this is what was the right answer i hope this helps

Sorry i did not mean to answer this one i put it on the wrong question my bad but have a nice day :)

Answer:

Explanation:

The scarcity of natural examples is due to the fact that there are population controls due to a limiting amount of resources such as food, light, shelter, water as well as to factors such as predation, climatic change, and disease.

Answer:

In the real world, with its limited resources, exponential growth cannot continue indefinitely. Exponential growth may occur in environments where there are few individuals and plentiful resources, but when the number of individuals gets large enough, resources will be depleted and the growth rate will slow down.

Explanation:

Answer:B

Explanation:

Commensalism does not influence an organism’s niche.

Parasitism is a relationship between two living species in which one organism gains an advantage at the expense of the other. The parasite reaps the rewards, whilst the host is the organism that is harmed. Other examples of parasites are barnacles, fleas, and tapeworms.

A bird constructing a nest in a tree is an example of a simple animal practising commensalism. The tree offers the bird protection and refuge without suffering any serious damage or effects from the bird. The cow egrets, which are birds, are another typical example. They eat the insects that the feeding cattle stir up.

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In this order, the correct order of mitosis and cytokinesis is the 2nd, 1st, 4th, 3rd, and 5th, where the cell gets divided into two daughter cells from a single parent cell.

Mitosis is the process by which cells divide into five stages: prophase, metaphase, anaphase, telophase, and cytokinesis and each stage is distinct because it serves a specific function. The first phase is prophase, in which the chromatids are condensed, followed by metaphase, in which the chromosomes are present in the metaphasic plate, and finally anaphase, in which the individual chromatids are separated as shown in the diagram, before telophase and cytokinesis.

Hence, in this order, the correct order of mitosis and cytokinesis is the 2nd, 1st, 4th, 3rd, and 5th, where the cell gets divided into two daughter cells from a single parent cell.

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Answer:

light microscopy provides for higher resolving power than electron microscopy

Explanation:

One big advantage of light microscopes is the ability to observe living cells. It is possible to observe a wide range of biological activity, such as the uptake of food, cell division and movement. Additionally, it is possible to use in-vivo staining techniques to observe the uptake of colored pigments by the cells.

Water in liquid form, according to scientists, is necessary for life as we know it—a potent solvent capable of delivering dissolved nutrients to all areas of an organism.

Since the Mariner 9 Mars orbiter mission in 1971, we've known in our own solar system that water formerly flowed freely on the red planet. So life, at least in microbial form, may have been there—and it's possible that vestiges of that life may now survive beneath, where liquid water may stay.

Europa, Jupiter's moon, too has fissures in its very youthful, ice-covered surface, indicating that beneath the ice is an ocean of liquid water. Europa's water should be frozen solid at around a half billion kilometers from the sun.

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The Peclet number for the transport of a drug in tissue is 0. 1, the dominant mechanism of transport is Diffusive transport.

Diffusive transport is a far more sophisticated mechanism than convective transport in porous electrodes. The electrochemical reactions that occur within the catalyst layer's three border zones consume the reactants to produce the end products. This results in component concentration gradients inside the catalyst layer and throughout the gas diffusion layer. The concentration gradients are the primary drivers of species diffusive movement.

The Péclet number is a class of dimensionless numbers that may be used to explore transport processes in a continuum. It is defined as the ratio of a physical quantity's rate of advection by flow to the rate of diffusion of the same quantity driven by an appropriate gradient.

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Answer:

I think A

I hope this is help

Explanation:

The Eustachian tube originates from the tubotympanic recess, an embryonic structure derived from the first pharyngeal and second endodermal pouches. The proximal portion of the tubotympanic recess forms the tympanic cavity, and its distal portion becomes the Eustachian tube.

Answer:

A. pharyngeal slits

Explanation:

The visual information sent from the eyes to the thalamus is directed to the occipital lobe, located at the back of the brain. This area of the brain plays an integral role in the processing and interpretation of visual information.

The occipital lobe is responsible for interpreting the information received from the eyes, such as size, shape, color, and movement. This process involves numerous skills, from identifying letters, numbers, and objects, to constructing images from the available information. It makes sense of our vision and is an important part of visual memory.

The occipital lobe has direct connections to the visual cortex, an area of the brain specialized for analyzing and responding to visual information. The visual cortex helps us recognize objects and people, identify expressions, and see colors, shapes, and motion.

In short, the occipital lobe is responsible for analyzing and interpreting all the information sent from the eyes. The occipital lobe sends this information on to other parts of the brain for further processing allowing us to make sense of what we are seeing. Without the occipital lobe, we would not be able to make sense of all the visual information our eyes capture.

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Answer:

The Answer would be D) Biomagnification of oil within marine food chains.

Explanation:

The experiment by Griffith, Avery, McCarty, and McLeod confirmed the role of DNA as genetic material and laid the foundation for future work on the structure and function of DNA.

In the 1920s and 1930s, several scientists including Frederick Griffith, Oswald Avery, Colin McLeod, and Maclyn McCarty conducted experiments that ultimately led to the conclusion that DNA is the genetic material responsible for heredity.

Griffith's experiment involved two strains of Streptococcus pneumoniae bacteria: a virulent strain that caused pneumonia and a non-virulent strain that did not. Griffith found that when he injected mice with heat-killed virulent bacteria, the mice survived, but when he injected a mixture of heat-killed virulent bacteria and live non-virulent bacteria, the mice died. He concluded that some factors from the virulent strain had transformed the non-virulent strain into a virulent one.

In 1944, Avery, McLeod, and McCarty built on Griffith's experiment by using enzymes to break down the different components of the virulent strain of bacteria to see which one was responsible for the transformation. They found that when they destroyed the DNA in the virulent strain, the non-virulent bacteria were not transformed, but when they destroyed the protein or lipid components, transformation still occurred. They concluded that DNA was the transforming principle, the genetic material responsible for heredity.

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The nuclear membrane is a characteristic that sets euglena apart from cyanobacteria.

The only photosynthetic prokaryotes with the capacity to produce oxygen are members of the phylum of bacteria known as cyanobacteria. Cyanobacteria obtain their energy through the process of photosynthesis. They are prokaryotes that lack the nuclear membrane.

A single-cell flagellate eukaryote is referred to as a euglena. It belongs to the Euglenoidea class. Freshwater and saltwater both include the species of Euglena. They have nuclear membranes since they are eukaryotes.

An organism with only one cell is said to be unicellular. Typically, the cell contains organelles that allow the organism to carry out its duties. Since Euglena is unicellular and photosynthetic, it also has a cell membrane.

Euglena and cyanobacteria can produce their own nourishment since they are photosynthetic. The existence of a nuclear membrane in the euglena, however, makes them distinct from one another.

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Answer:

D

Explanation:

It's located on the west coast and it's carrying water from the cooler polar regions. It cools the western coast of the US.

The helical structure of DNA differs from the helical structure of double-stranded RNA in several ways. First, DNA is a double helix, whereas RNA is typically a single-stranded molecule. Second, DNA contains the sugar deoxyribose, while RNA contains the sugar ribose. Third, DNA uses the base thymine, while RNA uses the base uracil.

These differences in structure affect the ability of proteins to interact with helical RNA. Because RNA is single-stranded, it is more flexible than DNA and can fold into complex structures. This allows RNA to interact with proteins in a variety of ways, including forming ribosomes, which are the protein-making machines of the cell. Additionally, the presence of the sugar ribose and the base uracil in RNA allows for specific interactions with proteins that are not possible with DNA.

Overall, the differences in the helical structure of DNA and RNA allow for different types of interactions with proteins, which play important roles in the function of cells.

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The type of ecological service that is maintaining habitat for wildlife including insects, birds, and big game is "supporting."

Ecological services are the benefits that humans gain from natural ecosystems. There are four types of ecological services: provisioning, regulating, supporting, and cultural. They are referred to as ecological services because they are essential to human well-being and the survival of the ecosystem. Maintaining habitat is an example of an ecological service that is supporting. This is because maintaining habitat helps the survival of many different species by giving them a place to live, shelter, and food. Rangelands play a significant role in supporting this ecological service as they provide a natural home for a wide range of species including insects, birds, and big game. Rangelands are a crucial source of food and habitat for wildlife. They help maintain the ecological balance of the ecosystem by providing the necessary resources for the different species of animals that inhabit the ecosystem. They are important for the survival of many different species of animals, including insects, birds, and big game. Therefore, they play a critical role in maintaining the ecological service of supporting the ecosystem.

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For usage against gram-negative bacteria, penicillin medicines are advised.

Broad-spectrum medications that work against both gram-positive and gram-negative pathogens include penicillin, tetracycline, and erythromycin. Klebsiella, Acinetobacter, Pseudomonas aeruginosa, and E are among the organisms that can cause gram-negative infections. E. coli and numerous more, less frequent germs

The first aminoglycoside antibiotic, streptomycin, was first isolated from the bacteria Streptomyces griseus. It now primarily functions as a component of a multi-drug regimen used to treat pulmonary tuberculosis. It also has additional efficacy against a number of gram-negative aerobic bacteria.

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Answer:

Monomer is a word made of two parts, mono means one, and met means unit, so monomers are the building units of the polymers. Macromolecules are polymers, macromolecules in biology refers to the major categories of molecules that make the cell which are the proteins, carbohydrates, lipids and nucleic acids.