Complete the sentence. A decrease in habitat can increase the ______________ of organisms that depend on the area for hunting and nesting and are unable to leave. birth rate death rate emigration immigration

Answer:

you i need these points thx

Explanation:

The correct statement is: With channel proteins, molecules or ions flow passively through the protein from high concentration to low concentration.

Neither channel proteins nor carrier proteins themselves flow or move in any direction. They are static structures that are embedded within the cell membrane and act as conduits or gates for the movement of specific molecules or ions across the membrane.

The movement of molecules or ions through these proteins depends on their concentration gradient. Channel proteins allow the passive flow of ions/molecules from high concentration to low concentration, while carrier proteins can facilitate both passive and active transport of molecules across the membrane. In active transport, molecules move from low concentration to high concentration, and this process requires the expenditure of energy (in the form of ATP).

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In complete dominance, the presence of at least one dominant allele in the genotype is enougth to express the dominant phenotype. 100% of the offspring will have mutated creased ear, while 0% of the will have normal standing ear.

Complete dominance is the inheritance pattern in which the dominant allele completely masks the recessive allele.

This interaction between alleles is observed in individuals who are heterozygous for a particular gene. They carry both alleles but only express the dominant trait. The dominant allele is hiding the expression of the recessive allele.

In the exposed example,

Cross: a cat that is heterozygous with a cat that is homozygous for the fold allele.

Parentals) Ee   x   EE

Gametes) E   e     E   E

Punnett square)   E    e

                     E    EE    Ee

                     E    EE    Ee

F1) 50% of the progeny is expected to be heterozygous

     50% of the progeny is expected to be homozygous dominant

     100% of the progeny is expected to have ears with a crease.

The expected percents of offspring that will have each characteristic are,

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The presence of coral fossils in North America suggests that the location of North America was quite different from what it is today, about 370 million years ago.

At that time, North America was part of the ancient supercontinent Pangea, and its location was closer to the equator.

The fact that coral fossils have been found in North America indicates that the climate and water conditions in the area were suitable for the growth of coral reefs. Coral reefs are typically found in warm, shallow, and nutrient-rich waters, so the presence of these fossils suggests that the region was once covered by a warm and shallow sea.

This is consistent with the geological evidence that shows that North America was once part of a large shallow ocean that covered much of the equatorial region of Pangea. Over millions of years, tectonic movements and plate collisions caused the land masses to shift and eventually break apart, leading to the formation of the continents we see today.

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A description of the compost bin that can be used for this experiment is that the bin is a rectangle-shaped container that is made of wood. This container is 150 cm wide and 30 cm deep. It can hold up decaying materials for up to one month.

The compost can be used to store decaying materials that will be used in a nearby farm for manure. Composting is the act of storing up decomposable materials that remain in a container until they are ready for use.

The compost so obtained can be used to improve the fertility of the soil where crops will be planted.

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Answer:

If there are no animal cells, then life on earth would not exist. Also plants would dominate.

Explanation:

Answer:

all atoms of element have the same amount of protons

Explanation:

Answer:

Answer:

B

Explanation:

According to Humayun's hypothesis, chemical reactions between rock and liquid metal at the Earth's core-mantle border are what caused the extra iron to enter the mantle.

According to research by Professor Munir Humayun, the Earth's mantle beneath Hawaii has a higher iron content than other parts of the mantle. Hot plumes of solid rock from the core-mantle barrier or the deep mantle rise at rates of a few centimeters per year to form hotspot islands, such as Hawaii.

Seismologists have long hypothesized that the deep mantle of the Earth, which is the rocky layer 1,000 to 3,000 kilometers below the Hawaiian Islands, has a higher percentage of iron, but no one has ever exactly tested it, according to Humayun. One of the four primary elements that make up the mantle is iron.

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The pea plants with the genotypes ggtt and ggtt can be produced only one type of gamete, i.e., gametes with the genotype gt.

The expression gamete combinations is used in genetics to denote the segregation of different alleles in the germinal cells during meiosis in order to increase genetic variation after this process during fecundation, which in this case cannot segregate because there are two genes with the same alleles.

Therefore, with this data, we can see that gamete combinations depend on the presence of different alleles in parents.

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Answer:

d i think

Explanation:

Earthquakes take place when one plate moves over another plate, which happens only at plate boundaries. The correct option is D.

A plate boundary is basically a three-dimensional surface or zone where the velocity (speed or direction) of one lithospheric plate comparative to the adjacent lithospheric plate changes significantly.

The hot magma flows in convection currents due to tremendous heat and pressure within the earth. These currents cause the tectonic plates that make up the earth's crust to move.

The epicenter is located on the earth's surface above the focus. The majority of earthquakes occur at these boundaries because the plates run or slide past each other, causing shakes or earthquakes.

Earthquakes occur when one plate moves over another, which only occurs at plate boundaries.

Thus, the correct option is D.

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i cant process this lol no matter how much tiems read it

Answer:

this is the suggested answer

Explanation:

A correct answer will discuss two factors from among the following: one factor is despite the projected loss in farming jobs, these jobs are still essential and may still provide for a lucrative and successful career given that the median income level that is significantly higher than the national average. Another factor is the wide variety of careers in this general field, so the information on declining career outlook could be misleading, depending what specific career one is looking into. Another factor is the several training programs available to benefit those looking to enter this field, which can contribute to success.

Answer:

A thermos keeps cold things cold in the same way. It doesn't contain some kind of cooling device. The same vacuum that keeps hot things hot keeps cold things cold. Heat that might otherwise transfer to the cold contents of the thermos is prevented from reaching it because of the vacuum between the thermos walls.

Today's thermoses are constructed much more sturdily than those in the past. The first thermoses featured metal exteriors with glass interior walls. These thermoses often ended up getting broken when accidentally dropped.

Answer:

yea

Explanation:

if they can catch it

Answer:

The correct answer would be - 1925, phospholipid bilayer.

Explanation:

Gorter and Grendel performed an experiment in 1925 to extract lipids from blood cell and after extracting the protein they evaluated red blood cell membrane.

They found out that plasma membrane have two lipid layer and these lipids are made of phospholipids. Phospholipids are phosphate group that are attached with the lipid molecule.

Thus, the correct answer would be - 1925, phospholipid bilayer.

The correct answer is A. Lightning. Thunders do not participate in any way in the N cycle.

Motion energy refers to the energy related to an object's movement. When an object is in motion, it possesses kinetic energy, which is a form of motion energy.

The matching will be:

motion energy = energy related to an object's movement

chemical energy = stored energy related to positions of atoms within molecules

thermal energy = energy of motion of particles in a substance

nuclear energy = energy released when a nucleus splits or combines

gravitational potential energy = energy related to height

sound energy = energy generated by vibration of a string

Chemical energy is stored energy that is related to the positions of atoms within molecules. It is the energy that can be released or absorbed during a chemical reaction. When chemical bonds are formed or broken, energy is either released (exothermic reaction) or absorbed (endothermic reaction) in the process.

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Elk and fallow deer are classified in the same genus, Cervus, because they are closely related and have similar physical and biological characteristics.

The genus Cervus, in the family Cervidae, is a group of deer species that includes both elk and fallow deer. These species are closely related due to their shared evolutionary history, and they have similar physical characteristics, such as their antlers, body size, and coat patterns.

Additionally, elk and fallow deer have similar biological behaviors, such as similar mating rituals and social structures. This shared biology is another reason why they are classified in the same genus.

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Examples of mechanical wear are rutting and scalping. Mechanical wear is the breaking or loss of a surface caused by physical forces. Wear occurs when heavy equipment or cars are used on the ground surface, leaving behind grooves.

Wear can lead to other problems, such as compacted soil and less water going into the soil. On the other hand, flaking is the loss of dirt, which is usually caused by sharp tools or blades on machines or vehicles. This can result in soil compaction, which may be less fertile or have a different texture or structure than the topsoil due to erosion and other problems.

Furrowing and scalping are two practices that should be considered in land control and preservation, as both can harm soil health, plant growth, and ecosystem functioning.

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Answer: B

Explanation:

Mutations are changes in the DNA sequence that can lead to genetic diversity. Mutations are usually errors in DNA replication or mitosis.

The deforestation of rainforest ecosystems for logging and farming has had a direct effect that is desertification of the areas.

The deliberate clearance of forested terrain is known as deforestation. Forests have been cleared throughout history and into the present era to make room for agriculture and animal grazing as well as to obtain wood for fuel, manufacture, and construction. Around the world, deforestation has significantly changed the terrain.

A variety of issues for Indigenous people can result from the loss of trees and other vegetation, including climate change, desertification, soil erosion, less crops, flooding, and an increase in greenhouse gases in the atmosphere.

Agriculture expansion, wood extraction (such as logging or harvesting wood for domestic fuel or charcoal), infrastructure growth such as road construction, and urbanization are the direct causes of deforestation.

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a) DNA and RNA are both formed by a sugar phosphate backbone and nucleotides. They share the bases Adenine, Guanine and Cytosine.

b) In RNA the base Thymine is replaced by the base Uracil, so for RNA Adenine pairs with Uracyl and not with Thymine.

The sugar phosphate backbone of DNA is formed by desoxyrobose sugart while the backbone of RNA is formed by ribose sugar.

DNA has a double stand while RNA is single stranded.

c) The base Thymine always pairs with the Base Adenine in both DNA and RNA.

You can see it in the picture where the green lines (Thymine) are always paired with a red line (Adenine)

Between the following options the only one that is not released during a volcano eruption is cold water (b), since all the others alternativies are released during a volcano eruption. During volcano eruptions there is the release of gas molecules (H20, CO2, SO2, CO, and other small amounts of other gas species), in the beginning of the eruption dissolved magma, molten rocks, and lava are commonly see, since it is related to the structure of the volcano and the high temperature that happen during the event of activity of that structure.

Answer:

Catalase has no effect on the pH of solutions.

Explanation:

Catalase has no effect on the pH of solutions when added to these solutions because it has a neutral pH of 7. So when Catalase is added to solutions having pH 3, the pH will remain 3, when Catalase is added to solutions having pH 5, the pH will remain 5, when Catalase is added to solutions having pH 7, the pH will remain 7, when Catalase is added to solutions having pH 9, the pH will remain 9 and when Catalase is added to solutions having pH 11, the pH will remain 11.

Answer:

Floods wiped out a lot, and I'm pretty sure there was sickness