Which process of DNA replication is necessary before a cell?
A.modifies lysosome enzymes
B.divides into two cells
C.makes a protein
D.codes for RNA molecules​

Answer: Lordosis

Explanation:

The transmembrane region of integral membrane proteins are most likely to include hydrophobic amino acids.

Because the inside of the plasma membrane is hydrophobic, the inside of integral membrane proteins must be hydrophobic as well in order to be present in the transmembrane domains of the integral proteins.

Alpha-helical proteins are found in the inner membranes of bacterial cells, the plasma membranes of eukaryotic cells, and on rare occasions the bacterial outer membrane. This type of transmembrane protein is the most frequent. It is believed that alpha-helical membrane proteins account for 27% of all proteins in humans.

Because the inside of the phospholipid bilayer is hydrophobic, leucine and other hydrophobic amino acids are more typically present in transmembrane proteins' membrane-spanning regions.

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PCR involves using short synthetic DNA fragments called primers segment of the genome to be amplified.

To increase a segment of DNA using PCR, the sample is first heated so the DNA cheapens, or the gene separates into two pieces of single-stranded DNA. Next, an enzyme called "Taq polymerase" arrange.- builds - two new strands of DNA, using the primary strand fragments as templates.

PCR gene fragments gel electrophoresis is a technique in which fragments of DNA are haul through a gel matrix by an electric current, and it breaks up DNA fragments according to size.

So we can conclude that Rather, PCR involves the union of multiple copies of certain DNA fragments utilizing an enzyme known as DNA polymerase.

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Answer:

A bat finds a moth using echolocation.

Explanation:

l took the test

Answer:

A

Explanation:

The following would result in fraternal twins who don’t have identical DNA : A) Two sperms fertilizing two different eggs that are released in same cycle can result in fraternal twins who don’t have identical DNA.

Fraternal twins are also known as dizygotic twins. It occurs when two eggs are released during the same ovulation cycle and are fertilized by two different sperm. Each zygote will have its own unique genetic material, resulting in fraternal twins who are not identical and may have different physical characteristics and traits.

Option B describes the process of identical twins, where single fertilized egg splits into two embryos, resulting in two individuals with same DNA.

Option C is not possible as single egg can only be fertilized by one sperm.

Option D describes the normal process of conception and will result in single individual with its own unique genetic material.

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The correct graph representing the relationship between the relative number of nuclei, genes, and chromosomes in a typical human cell would be graph C.

The cells (skin, muscle, nerve) are most similar in the B. type of proteins they synthesize, as protein synthesis is a fundamental process carried out by all cells to perform their specific functions.

The term that best indicates the structures represented by the circle labeled X in the diagram is A. organelles, which are specialized compartments within cells that perform specific functions to support cellular processes.

The graph that best represents the relationship between the relative number of nuclei, genes, and chromosomes in a typical human cell is graph C. In this graph, the number of nuclei, genes, and chromosomes increases together in a linear manner, indicating a consistent relationship between these components.

The cells in the diagram (skin, muscle, nerve) are most similar in the type of proteins they synthesize. While these cell types have different functions and characteristics, they all share the basic machinery for protein synthesis, which is essential for their respective functions.

The structures represented by the circle labeled X in the diagram are organelles. Organelles are specialized structures within cells that perform specific functions. They are typically membrane-bound and carry out various cellular processes such as energy production, protein synthesis, and waste removal. Examples of organelles include mitochondria, endoplasmic reticulum, and Golgi apparatus.

It is important to note that the specific context and details of the diagrams would be helpful for providing a more accurate explanation.

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Answer:

Sound wave that can be broadcast through speakers.

Explanation:

The radio wave is intercepted by the antenna, which converts the wave into an electrical signal that is transmitted to a radio or television set. Within the radio or television set, the electrical signal is converted to a sound wave that can be broadcast through speakers.

Sports leadership requires a combination of attributes such as strong communication skills, strategic thinking, a competitive spirit, and a commitment to teamwork.

The primary responsibility of sports leaders is to guide their team towards success, by setting goals, creating a positive team culture, motivating and inspiring players, and making difficult decisions.

Mo Farah and Harry Kane are two successful sports leaders who possess different but complementary attributes. Mo Farah is a long-distance runner who has won numerous Olympic and World Championship medals. He is known for his dedication, focus, and resilience, which have helped him overcome adversity and achieve his goals. He also has strong self-belief and an ability to remain calm under pressure.

Harry Kane is a footballer who plays for Tottenham Hotspur and the England national team. He is an excellent goal scorer, but also a team player who leads by example. He has excellent communication skills and is known for his ability to motivate and inspire his teammates. He also has a strong work ethic and is willing to put in extra effort to improve his skills.

Sports leaders require a unique set of attributes and responsibilities to be successful. They must possess strong communication skills, strategic thinking, a competitive spirit, and a commitment to teamwork. Additionally, they must inspire and motivate their team members, set clear goals, create a positive team culture, and make difficult decisions when necessary.

Mo Farah and Harry Kane are both successful sports leaders who possess different but complementary attributes. While Farah is known for his dedication, focus, and resilience, Kane is known for his communication skills, motivation, and work ethic. Both have strong leadership qualities and have achieved significant success in their respective sports.

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Answer:

Decomposers.

Explanation:

Answer:Abiotic

Explanation:

There are two categories of these factors: abiotic and biotic. Abiotic factors are the non-living parts of the environment that can often have a major influence on living organisms. Abiotic factors include water, sunlight, oxygen, soil and temperature.

Answer:

A

Explanation:

The relationship between the original prokaryotic cells in this scenario can be compared to a predator-prey relationship, where the larger prokaryotic cell acted as the predator and the smaller prokaryotic cell acted as the prey.

A prokaryotic cell is a type of cell that lacks a nucleus and other membrane-bound organelles. These cells are typically small and simple in structure, and they are found in bacteria and archaea. Prokaryotic cells contain a single circular DNA molecule that is not enclosed by a membrane, and they also have a cell membrane and a cell wall. Some prokaryotic cells may have additional structures, such as flagella for movement or pili for attachment, but they do not have the complex internal compartments and structures seen in eukaryotic cells. Prokaryotic cells are important for many biological processes, including nutrient cycling, disease, and biotechnology.

Here,

The larger prokaryotic cell engulfed the smaller prokaryotic cell, and if the smaller cell survived, it became a symbiont living inside the larger cell. Over time, the two cells evolved to form a single, more complex organism, which ultimately gave rise to eukaryotic cells.

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Answer:

life blood

is this it?

Answer:

Blood

Explanation:

Is the liquid component of the blood. Mammalian blood consists of a liquid (plasma) and a number of cellular and cell fragment components.

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Based on their optimum temperature range, divide microorganisms into five groups. psychrophiles aged 0 to 15, Psychotrophs: 20–30°C; Mesophiles: 25–40°C; Thermophiles: 50–60°C; Hyperthermophiles (80 and up).

Psychrophiles (cold-loving bacteria), mesophiles (moderate-temperature-loving microbes), and thermophiles are the three main categories of microorganisms according to their preferred temperature range (heat-loving microbes). Thermophile (optimal growth between 45 and 122 degrees) (optimal growth between 45 and 122 degrees) Mesophile (20 and 45 degrees C) (20 and 45 degrees C) Psychrotrophs (will survive at 0 degrees Celsius, but prefer mesophilic temperature. Psychrophiles (-15 and 10 degrees C or below) (-15 and 10 degrees C or lower) According to the temperature ranges, there are three different types of bacterial groups: thermophiles, which thrive at high temperatures, and mesophiles, which flourish at low temperatures.

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Through transcription, the DNA will be transcribed to mRNA. The mRNA will be transported to the ribosome for translation. In the ribosome, the mRNA will be decoded into proteins. The mRNA contains the instruction for creating proteins.

The biological levels of organization proposes the order of structures composing individuals and systems, organizing them from the smallest to the largest. 1) atom 2) molecules 3) organelles 4) cells 5) tissues6) organs and organ systems 7) organism, population, community 8) ecosystem 9) biosphere.

When talking about levels of biological organization, we are referring to the hierarchical order of the different structures that compose individuals and the systems in which they are immersed. It can go from the smallest things, such as subatomic structures, to the most complex systems, such as biomes.

From the smallest to the largest, we can mention

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Complete question,

Arrange the given terms in the hierarchy of their size ranging from smallest to largest depending upon the organization of the human body.

molecule

biosphere

atom

organelles

organs and organ systems

cells

tissues

organism, population, community

ecosystem

Human activities have an impact on biodiversity in several ways, this can be a direct impact, such as the exploitation of a certain species until the population is not sustainable, or indirect, such as the destruction of habitat.

Some of the causes or activities that affect biodiversity are the following:

• Change in land use: ,This means that habitats are substituted with something that benefits humans and often results in pollution. Examples of this are deforestation, agriculture, and urbanization. This causes the loss of habitats. A measure used to reduce this kind of impact is to regulate the way land can be used, for example, requiring certain types of permits for construction, only allowing certain types of construction, and implementing protected areas.

• Pollution,, which means the introduction of substances or other things that are harmful. This can be the ,pollution of air ,with greenhouse gases; ,noise and light pollution,, because interferes with the communication of the animals; and ,invasive species,, that prey on or displace local species. This is combated by making laws to reduce the emission of air pollutants and other harmful substances; as well as making design ch nges to public lighting, and controlling the introduction of species to a certain environment.

• Overexploitation, can be made of living and non-living resources. The overexploitation of fossil fuel, for example, is related to the production of contaminants, while the overexploitation of living beings means that they are consumed faster thanrthey can recover. There are programs to change from fossil fuel to greener energies, and measures to prevent the overexploitation of living beingsbein such as thehibition of fishing during the mating season promfu than of limin,chahrl spfh atroduct

Answer:

Explanation:

No photo lol! Send a photo or link and I’ll try to see how hard it it!

Out of the options given, the density-independent factor is: A. Forest fire. A density-independent factor is a factor that affects a population regardless of its size and density.  

A cell is the basic unit of life that makes up all living things, including animals, plants, fungi, and bacteria. It is the smallest structural and functional unit of an organism that is capable of performing all the functions of life, including metabolism, growth, reproduction, and responding to stimuli. A typical cell is composed of a cell membrane, cytoplasm, and a nucleus (in eukaryotic cells), or a nucleoid region (in prokaryotic cells). The cell membrane is a selectively permeable membrane that surrounds the cell and separates it from the environment, regulating the exchange of materials between the cell and its surroundings. The cytoplasm is a gel-like substance that fills the cell and contains all the organelles and structures necessary for the cell's functions. The nucleus contains the cell's genetic material, including DNA, which controls the cell's activities and is responsible for inheritance.

Here,

A forest fire can have a significant impact on a population, regardless of its size or density. Forest fires can destroy habitats, reduce food sources, and alter the physical environment, which can have a significant impact on the population. A forest fire does not depend on the size or density of a population, so it is considered a density-independent factor.

The other options, such as food source, shelter, and water supply, are density-dependent factors that can impact a population based on its size and density. As the population increases, the availability of these resources can become limited, which can affect the population's growth and survival.

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Answer: It's D aka Special fibers that relay electrical impulses to the ventricles, which cause contraction.

Explanation:

Answer:

called the north star, always directly over the north pole and a star that is often the brightest start in Ursa minor..

Explanation:

Polaris commonly the North Star or Pole Star and is the brightest star in the constellation of Ursa Minor. It is very close to the north celestial pole, making it the current northern pole star.

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Answer:

Glandular epithelium is arranged into structures known as glands, which can either be a single cell or a group of cells specialized in producing and releasing a specific substance

Answer:

Meiosis is the start of the process of how a baby grows. Normally, meiosis causes each parent to give 23 chromosomes to a pregnancy.  When a sperm fertilizes an egg, the union leads to a baby with 46 chromosomes.

Answer:

Tectonic plates are massive slabs of solid rock that make up Earth's lithosphere and move on the underlying, more fluid mantle. The movements and interactions of tectonic plates play a major role in shaping Earth's surface, including the formation of mountains, earthquakes, and the creation of oceanic crust.

Volcanoes and volcanic activity are often associated with tectonic plate boundaries, particularly divergent and convergent plate boundaries. At divergent plate boundaries, magma rises from the mantle and solidifies to form new crust, leading to volcanic activity in areas like the Mid-Atlantic Ridge. At convergent plate boundaries, where two tectonic plates collide, one plate is typically forced beneath the other into the mantle, a process known as subduction. This process can lead to the melting of the subducting plate, creating magma that rises to the surface and causes volcanic eruptions.

Therefore, tectonic plates play a crucial role in the formation and location of many of the world's active volcanoes.

Answer:

B: 75% ////// O: 25%

Explanation:

So each child has a 75% of being B and a 25% chance of being O. Note that genetically, not all of the B blood type kids are the same. The BB child will only pass down the B version of the gene. The BO child can pass on their O gene version.

Hydrophobic signaling molecules ( ligands ) can diffuse through the plasma membrane and bind to internal receptors. Water-soluble ligands are unable to pass freely through the plasma membrane due to their polarity and must bind to an extracellular domain of a cell -surface receptor.

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Answer:

Observable and non-numerical data is typically referred to as qualitative data. This type of data can be descriptive or categorical and is often collected through interviews, surveys, or observations. Examples of qualitative data include the color of a flower, the texture of a fabric, or the opinions expressed by individuals in a focus group.

Explanation:

Answer:

The artic fox reduces the seabirds population

The seabirds provide nitrogen or nutrients to the soil

So less seabirds = less nitrogen/nutrients= less grass or vegetation

Explanation:

Answer:

Boreal forest is among the largest terrestrial biomes on earth in which minerals in the soil most rapidly depleted.