Mrs. Wallace used a force of 300N to accelerate a 150kg pile of ungraded papers because the time change made her cranky. What is the acceleration of the papers

An example of structural adaptation is a spike on a bearded dragon (option A).

Adaptation in biology is an instance of an organism undergoing change, or the structure or behavior that is changed.

Adaptation can either be structural or behavioural depending on the change that occurs:

An adaptation can be structural, meaning it is a physical part of the organism. An adaptation can also be behavioural, affecting the way an organism responds to its environment.

An example of a structural adaptation is the way some plants have adapted to life in dry, hot deserts. Plants called succulents have adapted to this climate by storing water in their short, thick stems and leaves.

Therefore, the possession of spikes on a bearded dragon is an example of structural adaptation.

Learn more about structural adaptation at: https://brainly.com/question/11380870

#SPJ1

The statement that best describes an advantage of renewable resources is as follows:

Thus, the correct option for this question is B.

Renewable resources may be defined as those resources that take up to subsist in spite of being engrossed or can replenish themselves over a period of time even as they are utilized.

These resources are not producing environmentally hazardous emissions during the production and utilization of energy. So, renewable resources are considered the source of clean energy.

Therefore, the correct option for this question is B.

To learn more about Renewable resources, refer to the link:

https://brainly.com/question/545618

#SPJ1

Answer:

B

Explanation:

Just have a good day and pass that test

The left and right cervical plexuses are located deep on each side of the neck, immediately lateral to cervical vertebrae C1-C4.

The most severe spinal cord damage. Paralysis can affect the hands, arms, legs, or trunk of a person. The patient might not be able to manage their bowel or urine habits, independently cough, or control their breathing. Sometimes the capacity to speak may decrease or worsen.

One of the nerves that control your diaphragm is cervical nerve 4, which also regulates the mobility of your upper shoulder (muscle at the bottom of your rib cage that helps you breathe). Your neck, shoulders, and upper arms may experience some of the feeling that C4 causes.

The ventral rami of the cervical spine, which extend from C1 to C4, are where the nerves that make up the cervical plexus get their beginnings. 

Learn more about spinal cord at

https://brainly.com/question/12272354?referrer=searchResults

#SPJ4

Answer:

It is more denser

Explanation:

A liquid form of water would be more denser than ice (solid of water). To help you understand better. Ice floats on top of water, meaning it’s less dense

Based on the bands of the gel electrophoresis;

Gel electrophoresis is a molecular biology technique used to separate macromolecules such as DNA, RNA, and proteins.

Based on their size and charge, DNA fragments (or other macromolecules, such as RNA and proteins) are separated using the gel electrophoresis process.

In a technique, when a sample has similar bads to a control, the sample is usually identified as similar to the control.

Learn more about gel electrophoresis at: https://brainly.com/question/14346698

#SPJ1

Answer:

D) Bear

Explanation:

Animals that are both primary and secondary consumers are considered Omnivores. Out of all the options on this list, bears are the only omnivore listed.

water, carbon Dioxide, energy, glucose, oxygen

Water and Carbon Dioxide

The options are;

A) biology; theory of relativity

B) geology; theory of continental drift

C) ecology; discovering new elements

D) astronomy; developing quantum mechanics

Answer:

B) geology; theory of continental drift

Explanation:

Looking at the options;

-theory of relativity is a topic in physics originated by Einstein. Thus, it is matched to physics and not biology.

- theory of continental drifts are related to plate tectonics where it explains how continents shift position on Earth's surface. This is a branch of Geography and is thus correctly matched.

- discovering new elements is a topic under chemistry and not ecology. Thus, this is not matched correctly.

-developing quantum mechanics is a topic in physics that deals with the relationship between energy and matterwith respect to atomic and subatomic scale. Thus, it is not well matched.

Therefore correct answer is option B

Answer:

Consult a doctor, nurse or a qualified health professional.

Explanation:

Doctors and Nurses are professionals in this field. From the options listed they are the only people who could give you valid information on your health. Getting your information from other sources could lead you to being misinformed, and that could have detrimental effects.

It prevents the formation of ATP and NADPH, which are needed by the light-independent reactions to make sugars. Thus, the correct option is D.

The herbicide atrazine binds to the D1 protein and prevents plastoquinone from binding. By preventing plastoquinone from binding, the photosynthetic transport of electron is disrupted, putting the generation of ATP and NADPH in the chloroplast at risk.

Herbicides are chemicals that are used to control or manage unwanted vegetation. Herbicides are most commonly used in row-crop farming, where they are treated before or during planting to increase crop productivity while reducing other vegetation.

This results in the plant's inability to fix carbon dioxide and provide the nutrients it needs to survive. A halt in electron transmission causes oxidative stress and the generation of radicals, which leads to rapid cellular death.

For more information regarding plastoquinone , visit:

https://brainly.com/question/14142841

#SPJ1

The flexibility of spider silk determined by the structure of its molecules is quite strong.

The components that make up spider silk are what give it its flexibility. Proteins called fibroins, which are made up of amino acids organised in a certain sequence, make up spider silk. The arrangement of amino acids in fibroin proteins results in a helical structure, which is held together by hydrogen bonds between the amino acids.

The fibroin protein chain's exact arrangement of amino acids and hydrogen bonds produces a special blend of strength and flexibility. The silk is flexible enough to stretch and absorb energy without breaking and robust enough to resist significant stress. Spider silk is a fantastic material for many uses, including clothes, medical equipment, and even bulletproof vests, thanks to its unique mix of qualities.

Read more about spider silk on:

https://brainly.com/question/31059418

#SPJ1

Answer:

Advantage

Explanation:

I don't want one of my great ancestors mutations. I want all of my toes not just 4 of them.

The figure illustrates the energy states associated with the reaction A + B ↔ C + D is b

The bare minimum additional energy needed by a reactive molecule to transform into a product is known as activation energy. It is also known as the minimal energy required to energies or activate molecules or atoms in order for them to engage in a chemical reaction or transformation. The bacterial capsule, which is typically a hydrated polysaccharide complex consisting of monosaccharides connected by glyosidic linkages, covers the outermost layer of the cell wall of most bacteria. The capsule stops phagocytosis from ingesting and destroying the bacterial cell. Due to capsules, the components of the bacterial surface become slippery.

Hence, minimum energy needed for reactant to form product.

To know more about Enzyme.

https://brainly.com/question/14953274

#SPJ4

Most articles pass right through the atom, this means that most of the atom is an empty space.

An atom is described as a particle that consists of a nucleus of protons and neutrons surrounded by a cloud of electrons.

Protons and neutrons make up the core nucleus of an atom, which is encircled by an electron cloud. In relation to the size of the atom as a whole, the nucleus is exceedingly small.

As a result, the electrons surrounding the nucleus are the primary target of interactions when particles or even light pass through an atom. The majority of the atom's remaining space, which includes the nucleus, is vacant.

Learn more about atoms at:

https://brainly.com/question/6258301

#SPJ1

The socioeconomic impacts of flooding are decreased purchasing and production power.

This is referred to as the process in which water overflows and submerges the land which is usually dry. It leads to different types of negative consequences such as disruption of the ecosystem etc.

This occurrence leads to the displacement of people from their homes as a result of the place not being conducive enough for living due to the presence of water and other types of organisms in the home and can be prevented by providing appropriate drainage channels.

It leads to erosion in agriculture and the crops are destroyed which will lead to it decreasing production power. The purchasing power is also reduced as it threatens the livelihood of a vast majority of the affected individual.

Read more about Flooding here https://brainly.com/question/134213

#SPJ1

Answer:

Epidermis

Explanation:

Answer:

epidermis

Explanation:

The epidermis , made up if dermal tissue is the outermost layer of the root. Like the epidermis of human skin, the root epidermisis protective, preventing damage to the root. Beneath the epidermis is a layer ground tissue is called the cortex

Hope it helpful^_^

Answer:

during the 1800s

Explanation:

The alimentary canal and digestive glands make up our digestive system.

The digestive system in humans is made up of a few key organs as well as other, so-called auxiliary organs, which aid in digestion but are not directly involved in it. The digestive processes heavily rely on the auxiliary organs. The buccal cavity, oesophagus, stomach, small intestine, large intestine, and anus are the primary digestive organs. The tongue, pancreas, liver, gallbladder, and salivary glands are digestive system-related auxiliary organs. The many substances that go through digestion are either stored in the auxiliary organs or secreted by them. Together, these organs help the digestive system function by secreting the different enzymes and chemicals needed for digestion.

Hence, combination of gland and organ digest ingested food.

To know more about Digestive enzyme.

https://brainly.com/question/15223109

#SPJ4

There will be 273 in total, and the percentage will be 48.32. The typical combination is B. If there is a cross-over between B and e, the progeny will be BB and Be, small small, which is the typical combination. The calculated factor is 46.37.

The typical combination will be s if there is just one cross-over between B and s. After the transition, it becomes BB, including Bs. Male with typically worn-out wings is crossed with a fly, and the offspring are sent to us so we can analyze them. The B and three small e will be 101 bony. The capital is 31000000 B and with B and s 117 are born. A scale replica of 115 exists. Genotypes are smaller than non-reformed genotypes, including rebound. If there is just one cross between the capital b and the first all, the usual combination will be BB and Bs

To learn more about progeny and from the given link:https://brainly.com/question/14947003

#SPJ4

Archaebacteria has no peptidoglycans, therefore B is incorrect. As a consequence, E is also incorrect, because not all of the options are correct.

There is no evidence or knowledge of any parasitic form of Archaebacteria, therefore D is also incorrect.

Archaebacteria can be autotrophic, but cant photosynthesize. Therefore, C is incorrect as well.

Archaebacteria are known for living in extreme environments, like environments with high salinity, deep in the ocean, withou oxygen, among others. Therefore, the correct answer is A. Are found in anaerobic or harsh conditions.

Answer:

Comets are small icy dirtballs that orbit the Sun; comets are made of ice and dust while asteroids are made of rock). A meteor is a space rock—or meteoroid—that enters Earth's atmosphere, as it – burns up upon entering Earth's atmosphere, it creating a streak of light in the sky (often called "shooting stars").

Explanation:

Answer:

A comet is a ball of ice and dust that orbits the sun

A asteroid is a small rocky object

A meteor is a small piece of a asteroid or comet......

Explanation:

To remember think of it this way Comets are big , Asteroids are small

Meteors are pieces of them both

Answer:

Wave propagation is any of the ways in which waves travel

The given art piece is considered to be Polynesian Art. So the correct option is option D.

Polynesia is divided into the East Polynesian and West Polynesian cultural groups. West Polynesian culture is characterized by a high population density. West Polynesia has strong marriage institutions and well-established judicial, monetary, and commercial customs. West Polynesia includes the groups,  Tonga, Samoa, and Fiji.

People were artists and craftspeople of exceptional skill. Simple things like fish hooks would be made to exact specifications for various catches and embellished even when the embellishment wasn’t part of the purpose. Stone and wood weapons were seen as more powerful the more beautifully crafted and embellished they were. In many island groups, weaving was an integral part of their culture, and gift-giving of woven articles was a long-standing tradition.

To learn more about art, refer to the link:

https://brainly.com/question/19049629

#SPJ1

The correct combination of vital signs is temperature, respiratory rate, and heart rate.

Vital signs are key measurements that provide important indicators of a person's physiological status and overall health. They help healthcare professionals assess and monitor a patient's condition. The vital signs typically include temperature, respiratory rate, heart rate, and blood pressure. Among the options provided, the correct combination of vital signs is temperature, respiratory rate, and heart rate.

Temperature is a measure of the body's internal heat. It can be measured orally, rectally, or with the help of infrared thermometers. Deviations from the normal range may indicate fever or hypothermia, which can be indicative of underlying health issues.

The respiratory rate refers to the number of breaths a person takes per minute. It provides insight into lung function and overall respiratory health. Abnormal respiratory rates may suggest respiratory distress or underlying pulmonary conditions.

Heart rate, also known as pulse rate, measures the number of times the heart beats per minute. It reflects cardiac activity and can be assessed by feeling the pulse at various points in the body. Deviations from the normal heart rate can indicate cardiovascular problems or other physiological abnormalities.

Weight, muscle mass, and height are not typically considered vital signs. They are important anthropometric measurements used for assessing overall body composition, growth, and nutritional status. While these measurements are relevant in healthcare, they are not classified as vital signs.

In summary, the vital signs include temperature, respiratory rate, and heart rate. Monitoring these parameters allows healthcare professionals to gain valuable insights into a patient's health status, identify potential issues, and make informed decisions regarding treatment and care.

Know more about the vital signs here:
https://brainly.com/question/32396897

#SPJ8

The usage of synthetic plant hormones for the modification of plant growth can have environmental implications.

Factors to consider

1. Ecotoxicity: Synthetic plant hormones, if not properly regulated or used in excessive amounts, can pose risks to non-target organisms and ecosystems. They may affect the growth and development of other plants, beneficial insects, and microorganisms, potentially disrupting ecological balance.

2. Soil and Water Contamination: Improper application or disposal of synthetic plant hormones can lead to soil and water contamination. Runoff from treated fields or improper disposal of unused hormones may introduce these compounds into water bodies, potentially affecting aquatic organisms and overall water quality.

3. Resistance and Persistence: Repeated and excessive use of synthetic plant hormones can contribute to the development of resistance in target plant species. This can lead to the evolution of herbicide-resistant weed populations, requiring higher doses or different chemicals to achieve the desired effect. Moreover, some synthetic hormones may persist in the environment for extended periods, potentially impacting subsequent crops or natural vegetation.

4. Non-target Effects: Synthetic plant hormones may influence the growth and development of unintended plant species, leading to unintended consequences such as changes in biodiversity, alteration of natural plant communities, or interference with the natural ecological succession.

5. Human Health Concerns: The potential impacts of synthetic plant hormones on human health are an area of ongoing research. While these hormones are generally considered safe for use in agriculture when used according to regulations, there may be concerns related to exposure, residues, or indirect effects on food quality and safety.

Learn more about synthetic plant here:

https://brainly.com/question/27805626

#SPJ1

The fact that the correlation is high as shown by the high value of r only connotes a possible relationship.

Causation and correlation are two terms that are often used in statistics and research. Correlation refers to a relationship between two variables where a change in one variable is associated with a change in the other variable. However, this does not necessarily mean that one variable causes the other.

Causation, on the other hand, implies that one variable directly causes a change in the other variable. In other words, there is a cause-and-effect relationship between the two variables.

While correlation can provide useful information, it is important to remember that correlation does not necessarily imply causation. In order to establish causation, further research is needed to rule out other potential factors that may be responsible for the observed relationship.

Learn more about correlation:https://brainly.com/question/30116167

#SPJ1

Causation and correlation are two terms that are often used in statistics and research. Correlation refers to a relationship between two variables where a change in one variable is associated with a change in the other variable. However, this does not necessarily mean that one variable causes the other.

Causation, on the other hand, implies that one variable directly causes a change in the other variable. In other words, there is a cause-and-effect relationship between the two variables.

Answer:

in order to escape from predators or to catch prey

Answer:

They fly because they need food

Explanation:

I hope this helps ૮ • ﻌ - ა