Cells that actively produce proteins will contain large numbers of?

➜ A chemical reaction which take place only in the presence of light, is called light reaction or light dependent reaction.

• It takes place in grana of chloroplast.

➜ A chemical reaction which can take place even in the absence of light, is called dark reaction or light independent reaction.

• It takes place in stroma of chloroplast.

Answer:

The mirror is glass with one side silvery backing produces an image by reflection on only one surface. The lens is a transparent substance that produces images by refraction in any surface of the two surfaces. It can be plane or curved.

Explanation:

Answer: The mirror is a device based on the principle of reflection whereas the lens is based on the principle of refraction.

The statement is true. The three different textures on the grid roller that mimic the palm, fingers, and fingertips during sensations.

Some grid rollers have different textures on their surface that are intended to mimic the sensations felt when using the palm, fingers, and fingertips during a massage.

These textures provide varying levels of pressure and can be used to target specific areas of the body for a more effective massage or myofascial release.

The palm-like texture is usually broader and provides a wider contact area, the finger-like texture is narrower and can apply more focused pressure, and the fingertip-like texture is even more precise and can be used for specific trigger point release.

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Which of these best explains how advancements in technology influenced the development of the cell theory?

Hope it help ;)

Answer: The three stages of aerobic cellular respiration are glycolysis (an anaerobic process), the Krebs cycle, and oxidative phosphorylation.

Explanation: Cellular respiration can occur both aerobically (using oxygen), or anaerobically (without oxygen).

From the given lewis structure and what we know about VSEPR theory, the shape of the molecule will be bent shape or V shape.

VSEPR theory tells us about the shape of a molecule based on the number of both, bond pairs and lone pairs of electrons around the central atom of the molecule.

So, there are 2 lone pairs and 2 bond pairs of electrons, around the central atom. VSEPR theory states that a molecule has a bent shape or V shape if the central atom is surrounded by two lone pairs and two bond pairs of e- in lewis structure.

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True. Release factors facilitate the release of the completed protein from the ribosome.

Ribosomes are involved in the production of a linear chain of amino acids which is further folded into functional proteins. It reads the codon from mRNA to synthesize protein through the translation process. The 80s and 70s are types found in eukaryotes and prokaryotes respectively.

Release factors play a crucial role in the termination of protein synthesis. They recognize the stop codon on the mRNA, leading to the release of the completed protein from the ribosome. The release factors are also associated with the process of recycling ribosomes after the completion of the process of protein production.

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Yes, samples that were digested with EcoRI would have a different pattern than the same sample digested with SmaI.

This is because EcoRI and SmaI are two different restriction endonucleases, which are enzymes that have the ability to cut DNA at specific sites. The DNA substrate of EcoRI has a recognition sequence of GAATTC, meaning that the enzyme will recognize and cleave the phosphodiester bond located between the G and A bases.

On the other hand, SmaI's recognition sequence is CCCGGG, meaning that the enzyme will recognize and cleave the phosphodiester bond located between the C and G bases. Therefore, EcoRI and SmaI will both recognize different sequences in the same sample and consequently cut the DNA in different places, resulting in a different pattern after digestion.

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Answer:

An atom's electronegativity gets higher as you move up in the periodic table. Thus, the atoms in the top right have the highest electronegativities and the atoms in the bottom left have the lowest ones.

Having warm weather all year with a distinct winter and summer season where winter is a long, dry, and slightly cooler season with only 4 inches of rain on average, and summer is a very hot, humid, and wet season with 15 to 25 inches of rain, with monsoon rains beginning in may describe the Savanna and grassland biome.

In Savana grassland, the trees are scattered and dispersed all over the place.

Most Savana and grassland forests are found in Africa covering an area of about 5 million square miles.

However, these forests are also abundant in South America, Australia, and India. In these regions, precipitation takes place all year round.

In the formation of Savana and grassland ecosystems, climate plays an important role.

In general, Savana is classified as broad-range grasslands typically dispersed over a large area.

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Answer:

The type of biome described with distinct winter and summer seasons is the savanna and grassland.

Explanation:

This type of biome is experienced both in Africa and in Australia the biome has two distinct seasons which are summer and winter, winter happens to be the dry season while summer is the wet season where rain is experienced.

The average rate of rain throughout the year during the wet season is around 15 to25 inches

The biome usually has grass and some scattered trees this is due to the lack of enough rainfall to support trees to grow

The wet season is during the summer and it is warmer in the rainy season than in the dry season because it is humid, winter is the dry season with clear skies and lower humidity.

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Answer:False probably

Explanation:

as no sign of environment controlling tongue rolling.
Tongue rolling is often saw in every 7/10 people.

Answer:

Tissue is a collection of cells with similar function forms.

Explanation:

Answer:

Age structure allows better prediction of population growth.

Explanation:

It provides a better prediction of population growth because it adds an ability to associate this growth with the level of economic development in the region.

Human population growth can be studied with the help of age structure data as it provides the accurate population number with a particular age. It associates population growth with the economic development.

Population growth is the increase in the total number of population in a dispersed group. According to the recent studies, the global human population growth amounts to around 83 million annually, or 1.1% per year.

Population growth rate is strongly influenced by the proportion of individuals of particular ages. With knowledge of the age structure, population growth can be more accurately predicted. Age structure allows the rate of growth to be associated with a population's level of economic development.

The growing populations generally have larger proportions of individuals in younger age-classes as compared to the stable population. Declining populations have smaller proportions of individuals in the younger age classes.

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Answer:

d

Explanation:

Answer:

a.contour

Explanation:

Answer: 29. Bar graphs are best for comparing categories. Line graphs are used to show trends over time.

30. where the cumulative mean first falls within this reference mean ± standard deviation threshold × reference standard deviation for all subsequent cumulative mean values.

The product of the electron transport chain that is not listed is: A. NAD+

During the process of oxidative phosphorylation, which occurs in the electron transport chain, electrons are transferred along a series of protein complexes embedded in the inner mitochondrial membrane. This electron flow ultimately leads to the production of ATP, which is the energy currency of the cell.

B. Oxygen is the final electron acceptor in the electron transport chain. It accepts electrons and combines with protons to form water (E), which is an essential product of this process.

C. ATP is synthesized through chemiosmosis, driven by the electron flow in the electron transport chain. It is a direct product and serves as the main energy source for cellular processes.

D. FAD (flavin adenine dinucleotide) is a coenzyme that carries electrons in the electron transport chain, similar to NADH. While FAD is not directly listed as a product, it participates in the electron transfer reactions.

A. NAD+ is not a product of the electron transport chain but rather a coenzyme that functions as an electron carrier. NAD+ accepts electrons during glycolysis and the citric acid cycle, and it is then reduced to NADH. NADH, in turn, donates electrons to the electron transport chain for ATP synthesis.

Overall, the electron transport chain produces ATP, water, and NADH as important products, while NAD+ is not directly produced but rather participates in the electron transfer reactions.

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The reproductive system produces, transports, and fertilises gametes and feeds offspring. Male reproductive organs include the testes, epididymis, vas deferens, seminal vesicles, prostate gland, and Testes produce testosterone and sperm.

Ejaculation transports sperm from the epididymis to the vas deferens. The seminal vesicles and prostate gland produce sperm-nourishing fluids. Females have ovaries, fallopian tubes, uterus.Ovaries produce oestrogen, progesterone, and eggs. The fallopian tubes carry an egg to the uterus during ovulation. The egg implants in the uterine lining if fertilised by sperm. Menstruation sheds unfertilized uterine lining.

The brain, pituitary gland, and gonads govern reproduction through intricate hormonal interactions. These hormones govern female menstruation and male sperm production and maturation.

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Metallic Bonding is restricted to metals only. In the metallic bonding, There is a electrostatic force of atrraction between the metal ions (which are positive)

and the electrons(which are negative).

The metal ions are arranged in a lattice pattern which is the regular repetitive structure.

Every metal atom donate one or two valence electrons, so due to the BULK presence of the electrons, It results in a formation of sea of electrons. So the valence electrons don't just stay on their own atom, they roam around the whole metal. They are just like a sea of electrons. This is why it is called the electron sea model. basically metal ions are present as a iceberg or island in the freely floating sea of electrons.

The sea of electron works as a electron GLUE, That means the metal ions are strongly ATTRACTED to the electron, so When apply pressure on the metals they DONT BREAK that means they are not brittle but malleable and ductile. This is because of the moving electrons and because the cations slide easily past each other, The ability of the atoms to roll over each other into new positions without breaking the metallic bond is because of the electron glue.

Brittle; Hard but breakable due to absence of sea of electron.

Malleable and Ductile; Transformed into sheets and thin wires so they are somewhat ELASTIC.

The anatomy of the sheep and human hearts is comparable. It has four chambers with direct connections between the mitral and tricuspid valves.

The sheep heart is a great model for comparing the size and operation of human organs. The sheep heart is mammalian and has four chambers, including two atria and two ventricles, just like the human heart.

The human heart pumps blood from its right side to the lungs, then from its left side to the body. The blood flow through the sheep heart is similar to that of the human heart.

The left ventricle exhibits more resistance when squeezed because the wall (muscle) is significantly thicker.

The anterior interventricular sulcus runs diagonally to the left while the posterior interventricular sulcus goes more vertically.

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The cis to trans conversion of retinal when photopigments respond to light is called isomerization.

What is isomerization?Isomerization is a chemical process that converts one isomer into another without altering the overall atomic composition. Isomerization may be a physical process such as changing the position of a molecule within a crystal lattice or a chemical process in which the chemical structure of a molecule is rearranged. It is generally referred to as a chemical reaction involving a structural modification that occurs spontaneously or catalytically.

Isomerization is a natural process that occurs in a variety of biological systems, including retinal when photopigments react to light. When retinal absorbs light, the retinal molecule undergoes a cis-to-trans isomerization. The conformation of the molecule alters from a bent, unstable conformation to a straight, more rigid one, resulting in the activation of an ion channel in the cell membrane. This, in turn, results in the generation of a visual signal that is sent to the brain, and the sensation of light is perceived.

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Vitamin E antioxidant is needed to protect cells from damage of  a person who lives in a city with high air pollution levels may be exposed to increased oxidative damage in the lungs from breathing the contaminated air.          

Vitamin E, an antioxidant, is required to shield cells from harm. Food and nutrition play a significant role in the development and progression of many chronic diseases. In recent years, chronic obstructive pulmonary disease (COPD), which is the primary contributor to respiratory morbidity and mortality and has a considerable and increasing economic burden, has become a significant public health issue. Public health measures to promote lung health in populations without lung disease and to enhance or maintain lung function in those with lung disease have therefore become more significant. If you live in a city with high levels of air pollution, your risk of developing lung oxidative injury from breathing polluted air may rise. Vitamin E, an antioxidant, is required to shield cells from harm.  

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Answer:

Explanation:

i cant see the pic

Answer:

Destarching occurs in a plant when a part of a plant is "deprived of starch, as by translocation". It is also the process of eliminating starch reserves in a plant for experiments concerning photosynthesis. ... Due to the lack of photosynthesis in this place, stored starch is used up, thus the plant is destarched.

Explanation:

i looked it up

Daughter cells in meiosis usually have half the number of chromosomes of their parents.

Meiosis is called reductional division for a reason. It is because the number of chromosomes of the parent cell is usually halved in the daughter cells.

For example, if a cell with 46 chromosomes undergoes meiosis to produce four daughter cells. Each of the daughter cells will have 23 chromosomes.

This is unlike mitosis in which daughter cells have the same number of chromosomes as their parents.

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Answer:

quais ligações em uma molécula atp armazenam a energia química usada pelas células?

Explanation:

espero ter ajudado boa noite

Answer:

The answer is "they undergo capacitation"

Explanation:

Sperm migrate through uterine contractions and the energies of its flagella to the uterine tube. In sperm motility, reverse peristalsis is engaged in the uterus and uterine tubes. For a sperm cell to fertilize an egg, it takes approximately 24 hours. The surface of the egg changes as the sperm penetrates the egg, therefore no sperm is allowed within. The kid is fully genetic, including whether it's a boy or a girl at the time of fertilization. Until they are trained it is difficult for sperm to be working.

Answer:

Here ya go

Explanation:

To prevent overturning about Point A and retain the water in the reservoir, the necessary thickness (t) of the concrete wall base can be determined. The analysis involves considering the forces acting on the wall and ensuring the equilibrium of these forces.

The weight of the water above the wall exerts a downward force, while the pressure exerted by the water against the wall contributes an upward force. By applying the principles of statics and considering the material densities and the K value, the required thickness of the wall base can be calculated.

The density of water, concrete, and earth, along with the K value, provide essential parameters for the calculations. By accurately evaluating the forces and pressures involved, the appropriate thickness of the wall base can be determined to ensure the stability and containment of the water in the reservoir.

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