biology home work 8 questions

Answer:

TRUE

Explanation:

The probability that of 6 children procreated, the first is albino, the second is of normal pigmentation, and of the next 4, 2 are of normal pigmentation and 2 is albino is C. 50%.

Probability simply means the likelihood that something will occur.

In this case, albinism, caused by the non-production of tyrosinase, is an autosomal recessive condition whereby a woman of normal pigment marries an albino man.

In this case, there are 3 albino and 3 normal pigmentation based on the information.

This will be:

= 3/6 × 100

= 50%

The probability is 50%.

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The reason that some enzymes have a reversible effect ​is-

The ability of an inhibitor to attach to an enzyme non-covalently and easily dissociate from it is known as reversible inhibition. In a process known as competitive inhibition, the inhibitor, which mimics the substrate, attaches directly to the enzyme's active site and blocks the enzyme's function.

Proteins called enzymes speed up chemical reactions and serve as biological catalysts. The molecules that enzymes can interact with are referred to as substrates, and the enzyme changes the substrates into new molecules known as products. In order to occur at rates quick enough to support life, almost all metabolic processes in the cell require enzyme catalysis.

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Polar bears and black bears are part of the same family.

Answer:

Isobars: lines of constant pressure. A line drawn on a weather map connecting points of equal pressure is called an "isobar". Isobars are generated from mean sea-level pressure reports and are given in millibars.

Answer:

Flowering plants Angiosperms.

Explanation:

Explanation:

the cycling of the oxygen is from the plant to the sea upwards to the sky to the sun

the cycling of the carbon dioxide is from the plant itself also from the mosquito larvae to the algae and to the air

The parenting style most closely associated with children who are inclined to be withdrawn and tend to do poorly in school is Authoritarian parents.

Authoritarian parenting is characterized by strict rules, high demands, and low responsiveness. Parents with an authoritarian style tend to be controlling, demanding obedience and conformity from their children without much room for discussion or negotiation. They often have a strong emphasis on discipline and have a tendency to use punishment as a means of control.

This parenting style can lead to negative outcomes for children, including social and academic difficulties. Children raised in authoritarian households may become withdrawn and lack self-confidence. The strict control and lack of warmth and responsiveness from authoritarian parents can hinder children's autonomy and independence, leading to feelings of anxiety, low self-esteem, and a tendency to withdraw from social interactions.

Furthermore, authoritarian parenting tends to limit children's opportunities for exploration and decision-making, which can negatively impact their academic performance. The rigid and demanding nature of authoritarian parenting may hinder children's motivation to learn, as they may feel pressured and fear making mistakes.

In contrast, authoritative parenting, characterized by a balance of rules and warmth, is associated with more positive outcomes for children, including better social and academic outcomes. Authoritative parents set clear expectations but also provide support, nurturing, and open communication with their children, fostering a sense of autonomy, self-esteem, and a positive attitude towards learning.

Therefore, the parenting style most closely associated with children who are withdrawn and tend to do poorly in school is Authoritarian parents.

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Answer:

The Ionosphere is part of Earth's upper atmosphere, between 80 and about 600 km where Extreme UltraViolet (EUV) and x-ray solar radiation ionizes the atoms and molecules thus creating a layer of electrons. the ionosphere is important because it reflects and modifies radio waves used for communication and navigation.

Explanation:

2a. Yellow peas are dominant (Y). Green peas are recessive (y). Peas that are green in color are immature peas. When the pea ripened, the chlorophyll will broken down in the pathway. The pea will eventually turns to yellow. The enzyme responsible for this process is Pheide a Oxygenase (PAO) .

If the gene is mutated, PAO will not be produced. Pea will remain green because chlorophyll will not be broken down.

Photosynthesis is the process by which autotrophic organisms obtain energy, being the statement that describes the basic function of photosynthesis the: B. sunlight energy is converted into chemical energy stored in glucose.

In the monument Valley desert, the antelope jackrabbits, the white-tailed jackrabbits, and the black-tail jackrabbits make up a Part of Community.

An ecological community is a collection of organisms that coexist or may coexist in a given area. Communities are connected by a shared environment and a web of relationships between the many species.

The antelope jackrabbits, the white-tailed jackrabbits, and the black-tail jackrabbits are coexisting together and are of different species thus form a community.

An ecological community is a trophic structure made up of trophic compartments and is the collection of organisms in groups that feed and are devoured by one another from a theoretical systems perspective (food chain and food web).

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Answer:

Explanation:

part of a community

part of an ecosystem

The competitive inhibitor substrate from binding there. The non competitive on the enzyme it doesn't block substrate binding, changes in the enzyme so that it can no longer catalyse the reaction.

Irreversible inhibitors, such as Acyclovir, which target the enzymes that copy viral DNA to treat herpes, are four instances of enzyme inhibitor medications. competitive inhibitors, such methotrexate, which treats bacterial infections as well as cancer. Trazadone is a non-competitive inhibitor used to treat depression.

Inhibitors Enzyme inhibitors are substances that alter the enzyme's catalytic capabilities. As a result, they reduce the enzyme's ability to catalyze reactions or, in extreme cases, completely stop them. These inhibitors function by obstructing or changing the active site.

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energy production, energy storage, building macromolecules, sparing protein, and assisting in lipid metabolism.

Answer:

movement

respiration

nutrition

irritability

growth

excretion

reproduction

adaption

When choosing between methods of classical conditioning, systematic desensitization typically preferred over flooding because systematic desensitization gradually exposes a person to a feared object.

Systematic desensitization is one of the most widely used procedures in behavior therapy in which the person's phobia or anxiety are treated by exposing them to gradual feared object or stimuli.  It works on the principle of classical conditioning and was developed by Wolpe in 1950.  

Classical conditioning refers to a learning through association or pairing in  which a biologically potent stimulus (e.g. food or fear) is paired with a previously neutral stimulus (e.g. sound or light). Fear behavior can also learned via classical conditioning.

Flooding is a form of behavioral therapy to treat phobia and anxiety disorders including post-traumatic stress disorder (PTSD) by exposing the person to feared object or stimuli at a maximum level of intensity for an extended amount of time.

It also works on the principle of classical conditioning and was developed by Thomas Stampfl by the name of "implosion".

Thus, systematic desensitization procedure in behavioral therapy is generally preferred over flooding because systematic desensitization gradually exposes a person to a feared object whereas in flooding exposes a person  completely and abruptly that might exert ill effects on  physical and mental health.

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Systematic desensitization is preferred because the patient's anxiety and fear is eliminated by this therapy gradually. Therefore, option (D) is correct.

Therapeutic intervention eliminates Systematic desensitization involves gradually exposing a person to an anxiety-provoking object, event, or place while relaxing to reduce anxiety symptoms. Flying is a common phobia.

Systemic desensitization consists of three primary steps. First, you'll learn muscle relaxation techniques. Then, you will create a list of your fears and rank them according to their severity. You will eventually begin exposing yourself to your fears.

Therefore, its better than classical conditioning and option (D) is correct.

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Answer:

The more stuff in an ecosystem, the more self-reliant it can be, and the healthier it is.

Different types of planets in the solar system illustrate density distribution throughout the period of planetary formation. Mercury, Venus, Earth and Mars are dense whereas Jupiter, Saturn, Uranus and Neptune are less dense.

The Solar System consists of the Sun with eight planets orbiting it.  The four inner planets are those closest to the Sun .They are Mercury, Venus, Earth, and Mars. They are smaller and composed of metals and rocks and hence are dense. The four outer planets  are Jupiter, Saturn, Uranus, and Neptune. They are larger and mostly made of gases, so the overall density is low A planet's density is related to its composition.

Mercury is the smallest in size. Earth and Venus are almost the same size, whereas Mars is about half their size.

According to the nebular hypothesis, Uranus and Neptune exist in a region where the density of the solar nebula is reduced and longer orbital times is longer . The two are  thought to have formed in orbits near Jupiter and Saturn, where more material was available, and to have migrated outward to their current positions over hundreds of millions of years.

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The approach used in the given question for problem solving to provide the answer is algorithm.

Problem solving is the ability of the brain to find the solutions from simple to complex situations or questions. Brain is the most complex and largest organ of humans that functions to serves all the cognitive functions like problem solving, thinking, decision making, stimulus generation, etc.

Algorithm is the type of problem solving ability in which the person follows a hierarchy of steps in order to reach the accurate solution to the given problem. It is an ensured way to reach to the solution.

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Answer:

Heuristics

Explanation:

The article, "World Without Waste" by Rick is all about about recycling as well as reuse as a part of sustainable packaging form of initiatives.

There are a lot of plastic trash litters the seashore close to Athens, Greece. For every person on the planet, the globe has produced more than 1 metric ton of plastic, much of which is said to be clogging up the oceans and the environment.

Landfills are overflowing with plastic garbage, polluting cityscapes, choking waterways with vast fields of detritus, and killing aquatic life that eats everything from used fishing gear to disposable food containers.

Hence, Environmentalists and others want to limit plastic trash by recycling it or lowering the amount of plastic that is produced.  

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Aldosterone is involved in sodium retention in urine. In its primary target tissues, aldosterone encourages vigorous salt transport and potassium excretion.

What is the function of aldosterone?

Aldosterone promotes active sodium excretion in its main target tissues. It controls the body's salt and water balance by increasing sodium and water retention and potassium excretion by the kidneys. Additionally, it only slightly affects how proteins, carbs, and lipids are metabolized.

Aldosterone is essential for sodium storage in the kidney, salivary glands, sweat glands, colon, and other organs. These organs are signaled by aldosterone to increase the quantity of sodium produced in your urine. Your body retains water in your blood due to aldosterone's action on sodium elevation, increasing blood volume.

Hence, when the sodium level drops, aldosterone is involved in sodium retention in urine, sweat, saliva, and digestive secretions.

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In the graph shown here, the lynx population peaks long after the hare population.

Population- A population is an identified grouping of objects with the purpose of analysis & data collection. Examples include people and animals. It comprises of a related collection of species that live in a specific area and have the ability to interbreed.

The study of population dynamics, or population biology, provides data essential to biological studies. Additionally, it aids in the prevention of agricultural pests and the preservation of rare and endangered species. Examples include the American, Indian, and Chinese populations as well as the overall public of a city.

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The probable option would be to encourage the reseeding of old-growth forests that have been logged.

Carbohydrate is a large structured biomolecule consisting of carbon , hydrogen and oxygen , Lipid in its structure have bilayer in its structural form, protein is made of 100 units of alfa amino acids.

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Both desmosomes and tight junctions are clusters of proteins that act by binding membranes of adjacent cells. However, they have some differences. While desmosomes cross the plasma membrane and thus provide a stronger bond, the tight junction proteins (claudins) remain on the outside of the membrane and bind to the claudins of other cells; therefore, they provide a less strong binding than desmosomes, but function to make the tissue impermeable. The bladder is an organ that possesses many tight junctions.

In conclusion:

Similarities:

1- They bind cell membranes

2- They are composed of proteins

Differences:

1- Desmosomes go through the membrane, tight junctions do not.

2- Desmosomes are a stronger junction that holds the tissues together.

Tight junctions are less strong and their main function is to maintain an impermeable barrier.