an equiaxed, polycrystalline material will typically have properties that are the same in all directions. the properties in this case can be described with the term ________________.

Answer: Its 2

Explanation:

(2+12) - (7+ 5)

2+12= 14

7+5= 12

14-12= 2

:p

Answer:

2

Explanation:

i got it right on edge 2020

Answer:

Hume nahi aata h iska utar par kuch likhne she bindu milte h

The worm snails are different from most other snails as worm snails are stationary whereas most other snails are mobile.

The worm snails or worm shells, which are said to be Vermetidae are a taxonomic family of small to medium-sized sea snails that generally belongs to the group of marine gastropod molluscs in the clade Littorinimorpha. The shells included in the species which in turn included in the family Vermetidae are extremely irregular, and do not like that of an average snail shell, hence they are commonly named as "worm shells" or "worm snails".

Both worm snails and other snails are known for being slimy and squirmy, but there are a lot of differences between them. Snails move forward with the movement of a muscular foot beneath their body, allowing it to inch along slowly. They by producing a viscous mucus generally help in reducing friction between their foot and the ground, accounting for the distinctive slime trails they leave. Earthworms and many other worms by expanding and contracting their body segments generally moves and also they pushes them along the ground or through porous soil. It may also widen its body and then narrow it out again to help it wedge between small spaces.

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In response to hypoxia, potassium (K) channels are opened, the given statement is b. true because K channels helps to stabilize the cell membrane potential during hypoxia.

To elaborate, hypoxia is a condition where there is an inadequate supply of oxygen to cells and tissues. In such a situation, the body reacts through various adaptive mechanisms to maintain proper cellular function. One such response is the opening of potassium (K) channels. These channels are specialized protein structures that facilitate the movement of potassium ions in and out of cells.

The opening of K channels during hypoxia helps to stabilize the cell membrane potential, which is essential for maintaining cellular homeostasis, this process also serves to prevent excessive depolarization of the membrane, which can be harmful to cells and can lead to cell death. Moreover, the activation of K channels contributes to vasodilation, which increases blood flow and, consequently, the oxygen supply to hypoxic tissues. In summary,  the correct answer is: b. True, the opening of potassium channels in response to hypoxia is a critical adaptive mechanism that helps maintain cellular function and protect cells from damage caused by a lack of oxygen.

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The neurotransmitter used at a skeletal neuromuscular junction is acetylcholine.

At the neuromuscular junction, which is the site of communication between a nerve and a skeletal muscle fiber, acetylcholine acts as the primary neurotransmitter.

When an action potential reaches the end of a motor neuron, it triggers the release of acetylcholine from synaptic vesicles into the synaptic cleft, a small gap between the neuron and the muscle fiber.

Once released, acetylcholine diffuses across the synaptic cleft and binds to specific receptors called nicotinic acetylcholine receptors located on the surface of the muscle fiber.

This binding causes the receptors to open, allowing the influx of sodium ions into the muscle fiber, which generates an electrical impulse called an endplate potential. This electrical impulse propagates along the muscle fiber membrane, leading to muscle contraction.

After acetylcholine has transmitted the signal, it needs to be rapidly removed from the synaptic cleft to terminate the muscle fiber's response. This is achieved by the action of the enzyme acetylcholinesterase, which breaks down acetylcholine into acetyl and choline.

The breakdown products are then taken up by the presynaptic neuron to be recycled and used for the synthesis of new acetylcholine.

The role of acetylcholine as the neurotransmitter at the skeletal neuromuscular junction is crucial for the communication between nerves and muscles, enabling precise control of muscle contraction and movement.

Disruptions in acetylcholine signaling can lead to neuromuscular disorders such as myasthenia gravis, where the immune system attacks acetylcholine receptors, resulting in muscle weakness and fatigue.

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Answer:

the process where plants use sunlight to synthesize foods from carbon dioxide and water to get their energy.

The comparison of environmental impacts that have led to horse adaptations may significantly change with respect to time. This is because these impacts make not only horses but all forms of living organisms more superior as compared to past or ancient times.

Adaptation may be defined as the gradual process that involves the modification of an organism or its parts that makes it more fit their survival. The mechanism of adaptation is passed from generation to generation.

With respect to environmental impacts, the adaptation of horses changes in such as way that they induce modifications in their parts like an increase in size, reduction in the number of hooves, and loss of the footpads.

Apart from this, they also lengthen the legs, fusion of the independent bones of the lower legs, elongation of the muzzle, and increase the size and complexity of the brain.

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Answer: a whole chromosome probe is most useful for examining chromosomal abnormalities such as Down Syndrome, miscarriages, and problems with growth and development

The correct answer is A. Gram-negative cell wall contains polysaccharide.

Polysaccharides in bacteria, such as the O antigen in Gram-negative cell walls, protect bacteria through various mechanisms. They act as physical barriers, providing structural integrity to the cell wall and shielding the bacteria from mechanical damage.

Polysaccharides also play a role in immune evasion by preventing recognition and binding by host immune cells or antibodies. They can mask bacterial surface antigens, making it difficult for the immune system to detect and mount an effective immune response.

Additionally, polysaccharides can interfere with the action of antimicrobial agents, such as antibiotics, making bacteria more resistant to treatment. Overall, polysaccharides contribute to bacterial survival and pathogenicity by aiding in immune evasion and providing resistance against external threats. So, Gram-negative cell wall contains polysaccharide.

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Answer:

compound microscope and stereo microscope

Answer:

nn  n

Explanation:

In the image, the form of DNA sequence that is highlighted therein is C. SNP profiling.

SNP profiling is a way of categorizing the genetic variations of a single nucleotide. In the diagram, we can see a DNA strand and the nucleotides that make it up.

Also, we can see how these nucleotides are categorized by their genetic variations. So, the term that represents the image in the figure is SNP profiling.

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Answer:

it's the first one :) it has linear DNA so it be easily ✂️ cut

Answer: a.) it has linear DNA so it can be easily cut open

The statement "Biofilms require a conditioning film for attachment" is true because a conditioning film is a layer of organic or inorganic material that accumulates on a surface and prepares it for bacterial attachment and subsequent biofilm formation.

This film can be formed by a variety of sources including saliva, mucus, and other organic compounds. Once the conditioning film is established, bacteria can then attach and begin to form a biofilm.

Regarding the statement "Water is not required for conditioning films to develop," the answer is False. Water is essential for conditioning films to form as it allows for the accumulation of organic and inorganic material on the surface. Without water, the surface would remain clean and unable to support the growth of bacteria or the formation of a biofilm.

In summary, conditioning films are necessary for biofilm formation, and water is a crucial component in the development of conditioning films. Therefore, the statement "Water is not required for conditioning films to develop" is false.

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Answer:

True

Explanation:

The chemical equation you provided represents the process of photosynthesis. It is the process by which green plants, algae, and some bacteria convert carbon dioxide (CO2) and water (H2O) into glucose (C6H12O6) and oxygen (O2) using sunlight as an energy source.

The equation can be broken down as follows:

Reactants:

6 molecules of carbon dioxide (6CO2)

6 molecules of water (6H2O)

Products:

1 molecule of glucose (C6H12O6)

6 molecules of oxygen (6O2)

During photosynthesis, plants absorb light energy through specialized pigments, such as chlorophyll, and use it to drive a series of chemical reactions. These reactions involve the conversion of carbon dioxide and water into glucose, which serves as a source of energy and a building block for plant growth, and the release of oxygen as a byproduct.

Overall, the equation you provided represents the chemical process of photosynthesis, which is essential for the production of organic compounds and the release of oxygen into the atmosphere.

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A cross between an AABB individual and an aabb individual will produce all AaBb offspring. Therefore, the correct answer is the fourth option.

For a cross between an AABB individual and an aabb, all the offspring will be AaBb. This is because the AABB individual will contribute one dominant A and one dominant B allele to each offspring, while the aabb individual will contribute one recessive a and one recessive b allele to each offspring.

Therefore, all of the offspring will have one dominant A, one recessive a, one dominant B, and one recessive b allele, resulting in the genotype AaBb.

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Answer:

Hot spring - Wikipedia

A hot spring, hydrothermal spring, or geothermal spring is a spring produced by the emergence

Volcanism of Iceland

Explanation:

hope it helps you

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The activities you can choose to increase your cardiovascular endurance should be according to our personal preferences and limitations such as brisk walking.

Cardiovascular endurance is a person's ability to maintain the heart, lung, and blood vessel systems in taking, distributing, and using oxygen to the tissues effectively and efficiently. Cardiovascular endurance is an important component of physical fitness, making it easier for us to carry out our daily activities.

Some activities that can be selected to increase cardiovascular endurance basically must be in accordance with self-limiting preferences. Excessive training that exceeds one's capacity can cause serious health damage or death. Some light activities that you can choose and adjust to your own strength to maintain your heart health, namely walking and running, cycling, swimming and aerobics. Healthy cardiovascular is an effective way to reduce the risk of various diseases such as diabetes, heart disease and stroke.

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Answer:

Point-source pollution is easy to identify. As the name suggests, it comes from a single place. Nonpoint-source pollution is harder to identify and harder to address.

Answer:

Common mistakes and misconceptions. Anaerobic respiration is a normal part of cellular respiration. Glycolysis, which is the first step in all types of cellular respiration is anaerobic and does not require oxygen. However, if oxygen is not present, some organisms can undergo fermentation to continually produce ATP.

Hello everyone, I was wondering if you guys could please go subscribe to my youtub/e, and stay subscribed. You don’t have too, but it would mean the world to me! My YouTub/e Is called: The United Memer.

Answer:

i do not think so

Explanation:

Water freezes at a certain rate, and RV is the shape of the container. Another factor that might alter the rate at which water freezes is the surroundings or temperature.

The term "environment" refers to the whole of all the factors, both living and non-living, and their effects on human life. Water, land, sunlight, rocks, & air are examples of non-living or abiotic components, whereas all biotic or life elements are mammals, plants, forests, fisheries, & birds.

All living & non-living objects that occur spontaneously, that is, unaided, are included in the natural environment and natural world. The Earth or certain regions of the Earth are the most common contexts for the phrase.

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Answer:

Island scrub-jays mated nonrandomly with respect to bill length. Each point represents a pair of breeding birds (n = 42). All individuals were measured as adults. The same result was obtained when controlling for body size.

Regarding bill length, island scrub-jays married in a non-random manner. A breeding pair of birds is represented by each point (n = 42). We measured everyone as an adult. When body size was taken into account, the same outcome was achieved.

Populations of living things adapt and change through a process called natural selection. A population's members are naturally varied, which means that they are all distinctive in some ways.

This variety indicates that some people have characteristics that are more environment-appropriate than others. The ability to convey genes to the following generation in a way that allows them to do the same is referred to as reproductive success.

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Answer:

Explanation:

Since there is no extra information about a specific gene and its inheritance patterns, I am going to base my answers of examples I create.

To begin with, in a pair of alleles, dominant alllele is represented by A (Capital letter) and recessive is done by a (small letter). If an organism has AA (homozygous dominant) it will always show the dominant trait. If it has Aa (heterogyzous dominant) it will also show the dominant trait as one of the alleles is dominant, and finally if it as aa then it will show recessive trait

Which allele in mouse is dominant vs recessive is primarily figured out based on inheritance pattern. If majority of offspring represent a certain trait like black fur coat it is likely that the dominant trait for that gene is black fur coat. Allele that is recessive is masked by the dominant allele so if parents are

Aa * Aa ---> you'll get 4 genotypes AA, Aa, Aa,aa (Here the AA, Aa, Aa will all show the dominant trait because the capital letter A represents dominant allele and it masks the small letter a) whereas, aa will show recessive trait because there is no capital letter or dominant allele to mask the recessive trait.

Answer: lipids, proteins, carbohydrates, and water

Explanation:

These are the four major nutrients that you can get from food. Hope this helps!