Question 25 of 25
The symptoms of a viral illness depend on the types of cells the virus attacks.
For example, a pneumonia virus attacks cells in the respiratory system. How
does the action of HIV interfere with a person's ability to fight pneumonia?
A. HIV destroys the immune system by attacking lymphocytes.
B. HIV is not able to reproduce inside of respiratory cells.
C. HIV kills respiratory cells faster than the pneumonia virus.
OD. HIV has no immunity to other viruses such as the pneumonia
virus.
SUBMIT

Monocots, a major group of angiosperms, are characterized by a single cotyledon, parallel leaf veins, and pollen grains with a single pore, comprising approximately 70,000 species including grasses, lilies, orchids, and palms, aiding in their classification and cultivation.

Monocots are a type of flowering plant belonging to the angiosperm group. They are characterized by having a single embryonic leaf, also known as a cotyledon. Monocots include approximately 70,000 species and are one of the two major groups of angiosperms, the other being dicots. Monocots are also identified by their pollen grain having a single pore or furrow, which is located at one end of the grain. This pore allows the pollen tube to grow and fertilize the ovule. Examples of monocotyledons include grasses, lilies, orchids, and palms.

These plants are usually herbaceous, meaning that they lack a woody stem, and have parallel veins on their leaves. In contrast, dicots have two cotyledons and have net-like veins on their leaves. Understanding the characteristics of monocots can help botanists and gardeners classify and cultivate these plants more effectively.

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Answer: B

Explanation:

Answer:

ginseng rootExplanation:

Answer:

there can be 2 ways

Explanation:

at least I know of

In drought conditions, the step of photosynthesis that would be blocked is the light-dependent reactions which take place in the thylakoid membrane of the chloroplast.

Photosynthesis is the process by which green plants and some other organisms utilize sunlight to synthesize foods with the aid of chlorophyll pigments, carbon dioxide, and water. Photosynthesis in plants is carried out by organelles called chloroplasts, which contain chlorophyll pigment. Chloroplasts convert light energy into chemical energy in the form of ATP by using photosystems 1 and 2, which are complex arrangements of pigments and proteins.

The ATP produced is used in the dark reactions of photosynthesis (also known as the Calvin cycle), which occur in the stroma of the chloroplasts. The dark reactions take carbon dioxide and water to make sugars, with oxygen gas as a by-product. The process of photosynthesis can be divided into two parts: light-dependent reactions and light-independent reactions.

Light-dependent reactions: During light-dependent reactions, energy is obtained from sunlight and converted into chemical energy in the form of ATP, which is used in light-independent reactions. This process takes place in the thylakoid membrane of the chloroplasts. It is during this process that water is split into oxygen and hydrogen ions.

Light-independent reactions: During light-independent reactions, chemical energy in the form of ATP is used to convert carbon dioxide to glucose. This process takes place in the stroma of the chloroplasts.

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Answer: auricular surface

Explanation:

The bony landmark of the sacrum that makes up the lateral surface and articulates with the ilium is called the auricular surface.

The auricular surface is given the name because it looks like the shape of the ear. It is cartilage coated and articulate by the sacrum. It should be noted that below the auricular surface, we have the preauricular sulcus.

Answer:

I DONT KNOW BUT I HOPE ITS SOON FOR U YOU SOUND EXCITED FOR IT

Explanation:

It's expected on November 8, 2022

Just a few more months left! :)

Water is the number one nutrient of the body and composes approximately 50 to 70 percent of the body's weight because water is required by the body for almost every activity. Option C.

Water plays a crucial role in maintaining various bodily functions, such as regulating body temperature, lubricating joints, and aiding in digestion and absorption of nutrients. The percentage of water in the body can vary depending on factors such as age, sex, and overall health. However, maintaining proper hydration is essential for everyone, as it ensures that our cells, tissues, and organs can function efficiently.

To stay well-hydrated, it is important to consume enough water daily, either through drinking fluids or consuming water-rich foods. Hence, option C is correct.

The percentage of water in the body varies depending on factors such as age, gender, and body composition. For example, newborn babies have a higher percentage of water than adults, while men generally have more water in their bodies than women due to their higher muscle mass.

It is important to maintain adequate hydration levels by drinking enough water and other fluids, especially during physical activity or in hot environments. Dehydration can have negative effects on health and performance, so it is crucial to pay attention to your body's thirst signals and drink enough fluids to stay hydrated.

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The two characteristics that mosses, liverworts, and hornworts are related by are their status as non-vascular plants and their ability to reproduce through spores.

Mosses, liverworts, and hornworts are all members of the division Bryophyta, which represents the group of non-vascular plants. Non-vascular plants lack specialized tissues for conducting water and nutrients throughout the plant body. Instead, they rely on direct absorption and diffusion. This distinguishes them from vascular plants like ferns, gymnosperms, and angiosperms. Additionally, mosses, liverworts, and hornworts reproduce through spores rather than seeds or flowers. They produce spore capsules that release spores, which eventually grow into new gametophytes.

This reproductive strategy is another shared characteristic among these three groups of plants. Therefore, the two characteristics that unite mosses, liverworts, and hornworts are their non-vascular nature and their spore-based reproduction. The answer is non-vascularity and spore reproduction .

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a larger zone of inhibition indicates that the antibiotic is more effective at inhibiting the growth of the organism.

The disk-diffusion test is a commonly used method to determine microbial susceptibility to antibiotics. In this test, paper disks containing antibiotics are placed on an agar plate that has been inoculated with the test organism. The antibiotic diffuses out of the disk into the agar, creating a concentration gradient. If the test organism is susceptible to the antibiotic, a zone of inhibition will form around the disk, indicating that the antibiotic has inhibited the growth of the organism.
In the case of the test results for MRSA, there are four antibiotics being tested, and the zone of inhibition for each antibiotic is different. Based on the results, the antibiotic that should be used to kill the organism is the one that has the largest zone of inhibition. This is because a larger zone of inhibition indicates that the antibiotic is more effective at inhibiting the growth of the organism.
Without knowing the specific measurements of the zones of inhibition for each antibiotic, it is difficult to determine which antibiotic should be used to kill MRSA. However, in general, antibiotics such as vancomycin or linezolid are commonly used to treat MRSA infections, as they have been shown to be effective against this pathogen. It is important to note that the choice of antibiotic should be based on the specific susceptibility of the organism, as well as other factors such as the patient's health status and antibiotic resistance patterns in the community.

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Answer:

During a process called photosynthesis, plants take in carbon dioxide, sunlight ,and water.

Plants make sugar and give off oxygen as a by-product of this process.

Please mark me brainliest if this answer could help, have a great day.

Kinetic energy plus the sum of two types of potential energy make up mechanical energy. Kinetic energy is the energy of motion.

Answer:

elastic and kinetic

Explanation:

The numbers of pelagic organisms and species decrease with increasing depth due to unsuitable environment.

There is inverse relationship between depth and the number of pelagic organisms because when the depth increases, the number of organisms decreases and vice versa.

So we can conclude that the numbers of individuals and species decrease with increasing depth.

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Answer:

D

Explanation:

i hope i got the right answer but if i do can i get brainliest??

Answer:

your answer is D

Answer:

The fertilized egg goes through mitosis to create many identical copies of the original cell then those cells will differentiate into specialized cells of different tissues.

Explanation:

Answer:a) Where is the plasma membrane located on an animal cell? 

Explanation:

Answer:

Only plants, as well as some fungi, bacteria, and algae, have a cell wall. It exists outside the cell membrane and has a tough, flexible, and sometimes rigid texture!

Plants and animals contribute to small changes in the amount of oxygen in Earth's atmosphere through the processes of photosynthesis and respiration.

Photosynthesis is the process by which plants use sunlight to convert carbon dioxide and water into oxygen and sugar. This process is responsible for producing most of the oxygen in Earth's atmosphere.

Respiration is the process by which animals and other organisms use oxygen to break down food and produce energy. This process consumes oxygen from the atmosphere.

The balance between photosynthesis and respiration determines the amount of oxygen in Earth's atmosphere. When there is more photosynthesis than respiration, the amount of oxygen in the atmosphere increases. When there is more respiration than photosynthesis, the amount of oxygen in the atmosphere decreases.

The small changes in oxygen levels that have been observed over time are likely due to changes in the balance between photosynthesis and respiration. For example, during periods of increased plant growth, there is more photosynthesis, which leads to an increase in the amount of oxygen in the atmosphere. During periods of increased animal activity, there is more respiration, which leads to a decrease in the amount of oxygen in the atmosphere.

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Answer:

Typically, scientists communicate their work within the scientific community by writing and publishing research articles and presenting posters and oral communication of scientific conferences.

Answer:

Scientists often communicate their research results in three general ways. One is to publish their results in peer-reviewed journals that can be ready by other scientists. Two is to present their results at national and international conferences where other scientists can listen to presentations.

Possible food chain in an ecosystem: The ecosystem I will choose is a pond ecosystem. An example of a possible food chain in this ecosystem is producers (algae and other aquatic plants) -> primary consumers (zooplankton) -> secondary consumers (small fish) -> tertiary consumers (larger fish) -> apex predators (snapping turtles or herons).

Humans can have both negative and positive impacts on this ecosystem. One of the positive impacts is that humans can help preserve and maintain the ecosystem through measures such as pollution control and conservation efforts. On the other hand, humans can have negative effects on this ecosystem, including pollution from industrial and domestic waste, agricultural activities, urbanization, and deforestation. Humans also have an impact on the aquatic life of the pond by fishing and the introduction of non-native species.Introduced Species Effect on the System: The introduction of non-native species can have a detrimental effect on the pond's ecosystem. They can outcompete native species, spread disease, and modify habitats, altering the nutrient cycle and food web.

Non-native species can also change the predator-prey balance, leading to a decrease in biodiversity, which is essential to maintain the pond's ecosystem's health. Conservation Concerns: One major conservation concern in the pond ecosystem is eutrophication, caused by the excess nutrient runoff from agricultural and urban areas. This nutrient runoff encourages the growth of algae, leading to an increase in the pond's productivity.

As a result, the oxygen levels in the pond decrease, leading to fish kills and other aquatic life deaths. Another concern is the introduction of non-native species, which can affect the pond's biodiversity. Some of the strategies used to combat these issues include reducing nutrient runoff through sustainable farming practices, regulating fishing, and monitoring and controlling the introduction of non-native species.

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Answer:

tissue is a right answer

tissue is the right answer the heart is an example of tissue.

In active transport, ATP provides its fuel with the help of an enzyme called ATPase. The molecule moves from low to high concentration.

Active transport is a type of diffusion in which there is a movement of molecules that takes place from the region of their lower concentration to the region of their higher concentration across the membrane with the help of energy pumps.

Active transport occurs in the cells of both plants and animals. In animals, it occurs at the site of axon membranes whereas in plants it takes place at the epidermal roots that are embedded in the soil. Sodium-potassium is the most common ATP pump in biological systems.

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Answer:Deoxyribonucleic acid is a molecule composed of two polynucleotide chains that coil around each other to form a double helix carrying genetic instructions for the development, functioning, growth and reproduction of all known organisms and many viruses. DNA and ribonucleic acid are nucleic acids

Explanation:

Explanation:

DNA is a double helical structure with two polynucleotide chains connected by hydrogen bonds .

DNA=Deoxyribonucleic Acid

Answer:when visiting the Channel Islands, you can't help but be amazed by creatures such as the island fox, night lizard, deer mouse, island scrub jay, and ashy storm-petrel, just to name a few of the endemic species.  The Channel Islands were also once home to the pygmy mammoth, a now extinct dwarf elephant that evolved in this insular environment.

Along with these endemic species are many of what biologists call invasive species, species that originated from elsewhere but have found a home in the Channel Islands. These include sweet fennel, olive trees, and Australian blue gum trees. For a time, elk and deer could also be found here as well.

Explanation:

Answer:

D

Explanation:

because it job it to get your old cell out of u

Answer:

Answer is D (I think)

Explanation:

They break down excess or worn-out cell parts. They may be used to destroy invading viruses and bacteria

Hope it helps!!!

A living thing

A collection of one species in a habitat

All species living in an area

Everything in a location, both living and nonliving

An organism is a living thing. A living region only contains one species of the same species. The term "all species residing in a place" refers to all local organisms. An area's biotic and abiotic components both comprise living and nonliving elements.

Researchers in the field of ecology focus on five major levels: organism, population, community, ecosystem, and biosphere. These levels are sometimes studied separately and other times they overlap.

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I understand the question you are looking for :

order the levels of organization from smallest (top) to largest (bottom)

A group of the same species in a living area, all living and nonliving things in an area, a living thing, all species living in an area

Answer:

Growth and limiting

Explanation: