In sexual reproduction, how many genes does an offspring receive for each trait? ​

Molecules that cannot easily pass through the bilayer include ions and small hydrophilic molecules, such as glucose, and Macromolecules, including proteins and RNA.

The characteristic of a carrier protein in a plasma membrane is they present a particular type of molecule. So the answer is:  

It exhibits specificity for a particular type of molecule    

Carrier proteins are membrane proteins that are committed to the journey of ions, small molecules, and macromolecules from one side to the other of biological membranes. The way they do this is by alternating its conformation as the molecule enters the protein, then releasing the molecule across the cell membrane from where it goes in the carrier protein. Carrier proteins only transport certain molecules, which is why they are distinguishing. They admit the cell to precisely administer the number of various molecules that influx and efflux the cell. The membrane transport protein that plays a role in the entry and exit of these molecules is Transportom.

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The angular velocity of the thrown ball is 20π rad/s, and the average torque exerted by the pitcher on the ball is approximately 3.2π × 10^-3 N-m.

To find the angular velocity, we use the formula ω = 2π × (number of revolutions per minute) / 60. Given that the ball rotates at 6.0 × 10^2 rpm, we calculate its angular velocity as 20π rad/s.

To determine the average torque, we utilize the formula τ = (moment of inertia) × (angular acceleration). The angular acceleration is found by dividing the change in angular velocity by the change in time. Given a time of 0.15 s, we calculate the change in angular velocity as 40π rad/s^2.

Substituting the values into the torque formula, we find that the average torque exerted by the pitcher on the ball is approximately 3.2π × 10^-3 N-m.

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Answer:

30 kg

Explanation:

Since a force of 60 N is applied, the mass of this cart is equal to 30 kg.

Given the following data:

Acceleration = 2 \(m/s^2\)

Force = 60 Newton.

From Newton's Second Law of Motion, the force exerted on the cart is given by this formula:

\(F=ma\)

Where:

Making mass the subject of formula, we have:

\(m=\frac{F}{a}\)

Substituting the given parameters into the formula, we have;

\(m=\frac{60}{2}\)

m = 30 kg.

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Answer:

D. Dresser

Explanation:

According to the unified cell theory "all living organism are made of one or more small cells" and new cells arise from one cell through cell division.

From the given examples, the best model for a group of cells from a plant is "dresser" because a cell is consist of small structures called organelles that perform specialized functions likewise a dresser can contain several objects that can act as organelles.

Hence, the correct answer is "D. Dresser".

its D

i took quiz lol

The stress-induced sympathetic stimulation of the adrenal medulla causes the secretion of catecholamines which include Epinephrine and norepinephrine.

The adrenal medulla secretes catecholamines hormones that help the body respond to stress. Catecholamines include epinephrine and norepinephrine, also known as epinephrine and norepinephrine. Under stress, the adrenal glands respond quickly by increasing the secretion of glucocorticoids and catecholamines into circulation.

These hormones in turn affect metabolism supplying energy to the vascular system to raise blood pressure and prevent the immune system from becoming over-activated. Visceral stimulation is the physiological stimulation of catecholamine secretion. Her ACh is released from nerve endings in the adrenal medulla when splanchnic nerves are stimulated.

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Sympathetic stimulation by stress in the adrenal medulla causes the secretion of the catecholamines epinephrine and norepinephrine.

A type of neurohormone (a chemical substance made by nerve cells and used to send signals to other cells). Catecholamines are important in stress responses. High levels can cause high blood pressure, headaches, sweating, heart palpitations, chest pain, and anxiety. Epinephrine is also known as adrenaline.

A catecholamine test measures the amount of these hormones in the urine or blood. Higher than normal levels of dopamine, norepinephrine, and/or epinephrine can be signs of a serious health condition.

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Answer:

a. (black fur): phenotype

b. (AA, Aa, aa): genotypes

c. (Aa): heterozygous

d. (aa): hom0zygous recessive

e. (AA): hom0zygous dominant

Explanation:

(lol brainly wont let me some of the words)

I took bio and genetics I hope this helps !!!

Penicillin-binding proteins (PBPs) function to link strands of peptidoglycan together and catalyze controlled degradation so that new units can be inserted during cell growth. The enzymes that hydrolyze peptidoglycan are called autolysins.

Penicillin-binding proteins (PBPs) connect strands of peptidoglycan together and catalyze controlled degradation so that new units can be inserted during cell growth.

Autolysins also hydrolyze existing peptidoglycan in order to make room for new material. These enzymes are important to the process of cell growth and division. They are also important to the effectiveness of antibiotics like penicillin. Penicillin works by preventing PBPs from connecting the peptidoglycan strands.

This leads to uncontrolled degradation of the cell wall and eventual cell death. In short, autolysins are the enzymes responsible for breaking down peptidoglycan during cell growth, while PBPs are responsible for building and connecting strands of peptidoglycan together.

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Explanation:

1) The flu is caused by influenza viruses that infect the and people assume it's the flu because nose, throat, and lungs. These viruses spread when people with flu cough, sneeze or talk, sending droplets with the virus into the air and potentially into the mouths or noses of people who are nearby.

2)

3) yes because they don't always know signals can have symptoms as others and they assume it as flu because it is a known sickness

4)The flu, also known as the influenza virus, is diagnosed year-round in the United States. Fall and winter seasons are when the greatest impact is usually seen and, therefore, is considered the "flu season." Influenza activity has a period of greatest activity between December and February, but the activity can last until May.

Every year at the beginning of the fall season, people are encouraged to get a flu shot.

CDC data on influenza vaccine:

• 116 million doses of influenza vaccines have been distributed.

CDC

(Centers for Disease Control and Prevention) recommends that all persons 6 months and older receive the influenza vaccine at the end of October.

• Influenza vaccination offers important benefits

5) in the attached file

A flu is a common viral infection that can be deadly if not treated on time. This is caused by the influenza virus. The common symptoms include fever, chills, muscle aches, cough, fatigue and runny nose.

Flu is a viral infection caused by the Influenza virus. This is a communicable disease. The flu virus attacks the lungs, nose and throat. The respiratory system is weakened. People who have a weak immune system or have a chronic disease are more prone to flu infection.

The most common symptoms include chills, fever, headache, muscle aches, runny nose, cough and fatigue. People generally diagnose flu when they are having respiratory illness which doesn't always supposed to be flu. This misdiagnosis can complicate the situation which makes the treatment of infection difficult.

Flu season is an annually recurring period. The season occurs when its half cold in each hemisphere.

Flu is a communicable disease which lasts for approximately two-three days. During this period, an affected person is advised to stay away from other healthy people which interferes with the business and government work. Also, the residents are not advised to go in public which affects their access to certain resources.

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Option E: Eukaryotic DNA is packed inside a nucleus, but prokaryotic DNA is not, is the accurate difference between prokaryotic and eukaryotic cells.

Eukaryotes refers to the complex multicellular organisms having various organelles for specific functions and roles. They have a well-defined nucleus inside their cell which is usually surrounded by the cytoplasm. The genome or DNA in organisms is found inside the nucleus on the structures called chromosomes.

Prokayotes are the microorganisms which lack a well-defined nucleus. They have a few vacuoles inside their cytoplasm, while ribosomes remain scattered inside the cytoplasm. They can only be seen under microscopes and are generally unicellular.

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Answer:

A blood cell

Explanation:

This cell is special because it travels around the body the easiest due to its shape and size, bringing oxygen throught the body. Rate this the brainliest!

This research project explores fossils, comparative anatomy, comparative embryology, biogeography, and molecular biology. Two examples for each category are provided, such as the Tyrannosaurus rex fossil and homologous structures in vertebrates. These disciplines provide insights into evolutionary history and the interconnectedness of life.

1. Fossils:

  Fossils are the preserved remains or traces of organisms from the past, providing evidence of past life forms. Two examples of fossils are:

  a. Tyrannosaurus rex fossil: This dinosaur fossil discovered in North America provides insights into the anatomy and behavior of this species.

  b. Archaeopteryx fossil: This fossil, found in Germany, exhibits characteristics of both dinosaurs and birds, supporting the theory of avian evolution.

2. Comparative Anatomy:

  Comparative anatomy involves studying the similarities and differences in the anatomical structures of different organisms. Examples include:

  a. Homologous structures in vertebrates: The forelimbs of mammals, reptiles, and birds share a common skeletal pattern, indicating a common ancestor.

  b. Analogous structures in insects: The wings of insects such as butterflies and bees are analogous structures, adapted for flight but with different underlying anatomical structures.

3. Comparative Embryology:

  Comparative embryology explores the developmental stages of different organisms to identify shared traits. Examples include:

  a. Pharyngeal pouches in vertebrate embryos: The presence of similar structures during early development in fish, reptiles, birds, and mammals suggests a common ancestry.

  b. Gill slits in human embryos: Human embryos display gill slits during early development, reminiscent of their aquatic ancestors.

4. Biogeography:

  Biogeography examines the distribution of organisms across different regions and continents. Examples include:

  a. Marsupials in Australia: The prevalence of marsupials, such as kangaroos and koalas, in Australia points to their unique evolutionary history and geographic isolation.

  b. Lemurs in Madagascar: The existence of diverse lemur species exclusively on Madagascar indicates their evolutionary adaptation to this isolated island.

5. Molecular Biology:

  Molecular biology focuses on studying genetic and molecular similarities among organisms. Examples include:

  a. DNA sequencing: Comparing DNA sequences between species helps determine genetic relationships and evolutionary patterns.

  b. Homologous genes: The presence of similar genes, such as the Hox gene, across different species supports the concept of shared ancestry.

By researching and understanding these areas, we can gain valuable insights into the processes of evolution and the interconnectedness of life on Earth.

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Answer:

Why are synovial joints freely movable?

Diarthroses are freely movable articulations. ... The bones of a synovial joint are covered by a layer of hyaline cartilage that lines the epiphyses of joint ends of bone with a smooth, slippery surface that does not bind them together. This articular cartilage functions to absorb shock and reduce friction during movement.

Explanation:

please give me brainly got my answer from G00GLE so of course its correct hope i helped!!!

Answer:

Explanation:

Synovial joints (freely movable joints) allow us the free movement to perform skills and techniques during physical activity. Synovial joints have synovial fluid in the joint cavity that lubricates or 'oils' the joint so it moves smoothly. Synovial fluid is made by the synovial membrane.

Food is a significant part of determining your personal carbon footprint. Governments should provide incentives for adopting a plant-based diet, encourage the reduction of packaging waste, and support sustainable food production practices.

The ways you can change your carbon footprint for food include consuming a plant-based diet, eating locally sourced produce, decreasing your food waste, and reducing your packaging waste. On the other hand, the ways you can’t change your carbon footprint for food include consuming animal products in excess, purchasing processed foods, consuming exotic fruits and vegetables, and drinking bottled water.

The government can promote the reduction of meat consumption by providing incentives to consumers for adopting a plant-based diet, encourage the reduction of packaging waste, and support sustainable food production practices. The steps from farm to plate that contribute to greenhouse gas emissions include the use of fossil fuel in farm machinery, transport, and processing, livestock farming, deforestation for land use, and food wastage.

The food industry should ensure environmentally responsible food sourcing, reduction in the use of plastics, and decreasing food waste. Governments should provide incentives for adopting a plant-based diet, encourage the reduction of packaging waste, and support sustainable food production practices.

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Answer:

Protons and Neutrons go in the middle

Explanation:

Answer:

ATP

Explanation:

Adenosine triphosphate

Answer:yes

Explanation:

Yes, bacterial resistance does qualify as evolution, as it is a change in the genetic makeup of a population over time in response to selective pressure from the environment (in this case, the presence of antibiotics). This is an example of microevolution, which is the change in allele frequencies within a population over time.

Bacterial resistance is the ability of bacteria to withstand the effects of antibiotics or other drugs that are meant to kill or inhibit their growth. This happens through natural selection, where the bacteria with genes that allow them to resist the drugs are able to survive and reproduce, passing on these resistant genes to their offspring. Over time, this leads to the development of populations of bacteria that are resistant to the drugs that were once effective against them.

One example of bacterial resistance is the development of methicillin-resistant Staphylococcus aureus (MRSA), which is a strain of bacteria that is resistant to the antibiotic methicillin and other related drugs. This resistance is due to the presence of the mecA gene, which produces a protein that protects the bacteria from the effects of the drugs. MRSA infections can be difficult to treat and can cause serious health problems, highlighting the importance of understanding and addressing bacterial resistance.

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the correct answer is the letter B. THYMINE

In DNA, these are the base pairs:

Adenine- Thymine

Guanine- Cytosine

Non-small cell lung carcinoma (NSCLC) is primarily caused by genetic mutations and environmental factors such as smoking, leading to the transformation of normal lung cells into cancer cells and uncontrolled growth, eventually forming tumors and potentially spreading to other organs.

Non-small cell lung carcinoma (NSCLC) is a type of cancer that affects the lung tissue and is responsible for 85% of all lung cancer cases. The pathogenesis of Non-small cell carcinoma involves the transformation of normal lung cells to cancer cells due to a variety of genetic and environmental factors. Below is an explanation of the pathogenesis of NSCLC:

Pathogenesis of Non-Small Cell Carcinoma (NSCLC)The pathogenesis of NSCLC is a multifactorial process that involves genetic and environmental factors, including smoking, exposure to carcinogens, genetic mutations, and epigenetic modifications. These factors contribute to the transformation of normal lung cells to cancer cells by altering the normal functioning of the cell cycle and promoting the uncontrolled growth of cells.

The transformation of normal lung cells to cancer cells begins with the accumulation of genetic mutations in the DNA of lung cells. These mutations can occur spontaneously or due to exposure to carcinogens, such as tobacco smoke, radon, and asbestos. The accumulation of genetic mutations leads to the activation of oncogenes and the inactivation of tumor suppressor genes, which are responsible for regulating cell growth and preventing the development of cancer.

Once the oncogenes are activated, they promote the uncontrolled growth of lung cells, leading to the formation of a tumor. The tumor continues to grow and invade surrounding tissues, leading to the development of metastases. The metastases can spread to other organs of the body, including the brain, bones, and liver, and cause further damage.

The pathogenesis of NSCLC is a complex process that involves multiple genetic and environmental factors. Understanding the pathogenesis of NSCLC is essential for the development of effective prevention and treatment strategies.

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Answer:

A. Genetic Biodiversity

Explanation:

All in all, many products that make up food, medicine, and supplies for humans are enhanced by the components of biodiversity.  

Similarly, a lot of components that make up our medicines usually come from environments that have extravagant amounts of biodiversity.

Case in point, the country of Madagascar is where most of the formulas of our medicines come from, and it has some of the most vibrant & biodiverse tropical forests in the world.

Genetic Diversity provides a fundamental connection for critically expanding the molecular diversity required for future effective drug discovery efforts. Therefore, option (A) is correct.


Why is diversity important to pharmaceutical industry?

Natural products account for around 35% of all medications. Biodiversity is critical to preserving human and animal health. A vast range of plants, animals, and fungus are utilized as medicines, necessary vitamins, pain relievers, and so on. Ancient tribes all across the world recognized and employed natural ingredients as remedies.

Greater awareness of the earth's biodiversity leads to significant medicinal and pharmaceutical breakthroughs. Biodiversity loss may restrict the identification of viable cures for numerous illnesses and health issues. For eg: Antibiotics, plant drugs, etc.

Thus, option (A) is correct among other options.

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The arterial system comprises of arteries that are blood vessels that carry oxygenated blood from the heart to other body organs. The heart has two main arteries: the aorta and the pulmonary artery.

The aorta, which is the largest artery in the body, carries oxygenated blood to different regions of the body, including the lower limbs.The aorta is divided into several regions, and each region supplies blood to different regions of the body. The following are the regions of the aorta:Ascending aortaArch of the aortaDescending thoracic aortaAbdominal aortaArteries that supply the lower limbs arise from the abdominal aorta. Specifically, the common iliac arteries arise from the abdominal aorta, and these arteries divide to form the external and internal iliac arteries. The internal iliac arteries supply the pelvic region, while the external iliac arteries supply the lower limbs.

The pressure in the left side of the heart is higher compared to that of the right side of the heart. This is because the left side of the heart pumps blood to the systemic circulation, while the right side of the heart pumps blood to the lungs.The pressure in the aorta is high, and it ranges between 120 mmHg to 80 mmHg during diastole. Blood pressure decreases as blood flows into the arterioles and capillaries due to the resistance offered by these vessels. In the lungs, the pulmonary arterial pressure is lower compared to the systemic arterial pressure. The pressure in the pulmonary arteries ranges between 15 mmHg to 30 mmHg. During exercise, the pulmonary arterial pressure may increase, but it never exceeds the systemic arterial pressure.

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Answer: False

Explanation:

Population is smaller. If you have a area where many other people from different areas migrate to, then a majority of the people will be the same. But if you have a “melting pot” area then that means that you have a lot of people from all other places. Hope it helped! :0)

Answer:

radio maybe?? could also be cellphone lol

Explanation:

Answer:

During exercise your cells need energy to function. in order to do so they harness it through ATP. In order to get ATP the cells convert it to ADP usually through aerobic respiration. Aerobic respiration requires oxygen to function and the cells will use up all their oxygen stores for it. Cells will get more oxygen when the exercise has been completed through the pulmonary system delivering oxygenated blood to the cells and taking away the used CO2 rich blood.

From the given options, the substance that would elicit the same response as that of auxin of synthesizing the cellulose is: (2) acid.

Auxin is the plant growth regulator that promotes the elongated growth of the plants. The auxin has morphogen like properties. Auxin is chemically an indole acetic acid that this is the reason why replacing auxin with acid will yield the same results.

Cellulose is a polysaccharide and the most abundant form of organic compound on the earth. It is comprised of thousands of β linked D-glucose units. Cellulose makes up the plant cell walls and hence all the plant products consist of cellulose.

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Answer:

The right approach is "Genes".

Explanation:

Answer:

Traits A and B share trait 1 while traits B and C share trait 4.

Both traits share trait 4 and traits B and C are more closely related as they share traits 1 and 3 along with trait 5, unlike trait A where they share traits 1 and 2.

Explanation:

I don't know if this makes any sense but I hope it helps. let me know if I'm wrong.