Many researchers argue that teens today have weaker social skills than teens of the past because they are no longer used to communicating face to face. While it may be true that teens have more social interactions per day through electronic devices, some of their conversations are actually more open and meaningful because of technology. With the barrier of technology, people do not fear the immediate reaction they would face if the person were in front of them. In many ways, the ability to communicate from a distance makes people more open and honest than if they were having more face-to-face interactions. Which opposing argument does the writer recognize? Which fact does the writer use to weaken the opposing argument?

Answer:

i dont really see it

Explanation:

Answer: You should say that the graph matches the scientists claim because the scientist says that the oxygen levels in the artery increase while the oxygen levels in veins decrease.

Explanation:

Can you include more context for the question?

Answer:

The scientist is correct in stating that the genotype of person B is Ff based on the information provided.

Explanation:

Genotype refers to the genetic composition of an individual, specifically the combination of alleles they possess for a particular gene. In this case, the gene being referred to is represented by the letter "F."

The genotype of person B is stated to be Ff, which indicates that person B carries two alleles for the gene. In genetics, uppercase letters typically represent dominant alleles, and lowercase letters represent recessive alleles.

Therefore, with the genotype Ff, we can deduce that person B has one dominant allele (F) and one recessive allele (f) for the gene in question. This suggests that person B is heterozygous for the gene, meaning they inherited one copy of the dominant allele from one parent and one copy of the recessive allele from the other parent.

It's important to note that without additional information or context, we cannot definitively determine the precise genetic makeup of an individual. However, based on the given statement, the scientist's assertion that person B's genotype is Ff is plausible.

Answer:

Vacuole

Chloroplast

Cell wall

Explanation:

The correct answers are: Liver reserves of vitamin A for most North Americans are 3 to 5 times higher than that required to provide good health, and Excessive vitamin A can lead to night blindness and xerophthalmia.

North Americans should consult their doctor or dietitian to determine if they need additional vitamin A in their diet. Vitamin A is found in many foods, including, sweet potatoes, carrots, spinach, and pumpkin. North Americans can consume a healthy diet that includes these foods to meet their vitamin A requirements.

Additionally, pregnant women should be cautious about taking excessive amounts of vitamin A because it can cause birth defects if taken during pregnancy. Liver toxicity can also result from intakes of vitamin A as little as 3 times the Daily Value.

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Answers:

sandstone, shale, limestone,Conglomerates, breccias and more.

Explanation:

sediments are loose materials, such as rock fragments, mineral grains, and the remains of once living plants and animals, that are formed by weathering and erosion, and have been moved by wind, water, ice, or gravity

sedimentary rocks:forms when sediments are compacted and cemented together, when minerals form from solutions, or when water evaporates leaving crystals behind. The sediments in sedimentary rock are often held together with natural cements. Examples of sedimentary rocks include sandstone, limestone, and rock salt.

detrital sedimentary rocks:These are made from the broken fragments of other rocks. These loose fragments are compacted and cemented together to form solid rock. Detrital sedimentary rocks are named according to the shape and size of the sediments that form them. Shale, siltstone, sandstone, and conglomerate are examples.

organic sedimentary rocks: are sedimentary rocks made from the remains of once-living things. One of the most common organic sedimentary rocks is fossilrich limestone. Animals such as mussels, clams, corals, and snails make their shells from CaCo3 which eventually becomes calcite. When they die their shells accumulate on the ocean floor and are cemented together into fossil-rich limestone. Examples include fossil-rich limestone, coal, and chalk.

chemical sedimentary rocks: are chemical sedimentary rock forms when dissolved minerals come out of solution. For example, when lakes or seas evaporate. These rocks are not made from existing rocks like many other sedimentary rocks. Examples include gypsum, limestone, and rock salt.

cementation sedimentary rock forming process in which sediment grains are held together by natural cements that are produced when water moves through rock and soil.

conglomerate a type of detrital sedimentary rock that forms from large rounded sediments over 2mm in size. The roundness of sediment particles depends on how far they have been moved by wind or water. Breccia differs from conglomerate because one has rounded sediments and one has sediments with sharp angles.

breccia a type of detrital sedimentary rock that forms from large sediments with sharp angles that are over 2mm in size. The roundness of sediment particles depends on how far they have been moved by wind or water. Breccia differs from conglomerate because one has rounded sediments and one has sediments with sharp angles.

1: They prefer larger, warmer, slower-moving bodies of water with soft muddy bottoms, but they are tolerant and hardy fish that thrive in a wide variety of aquatic habitats.

2:Carp may survive in harsh conditions such as water with little oxygen or water that has large changes in temperature, even temporary freezing.

3:Common carp can be found within each of the biogeographic regions, but are only native to Europe in the Palearctic region.

4:Carp are relatively broad, heavy-bodied fish, with a serrated (or toothy) spine on their back.

5:Carp often grow 1 to 2 ft in length and weigh 1 to 8 pounds, but it is not uncommon for the common carp to reach 30-40 pounds.

Answer:

The type of tissue that covers the body surface, lines organs and cavities is called epithelial tissue or epithelium. It forms the covering on all internal and external surfaces of your body, lines body cavities and hollow organs, and is the major tissue in glands.

Answer:

Explanation:

Soil is essential to every animal on earth. It is a critical part in providing food, water, air, and habitat to animals. One of the most important reasons animals depend on the soil is because it allows for their food to grow. Plants are the main source of food for herbivores, omnivores, and even carnivores!

The soil is important to the animal's life, as fertile and chemical-free soil will grow more foods that are rich in nutrients, and this food will enter the animal's body and be absorbed by it, but sterile soil will not produce enough food.

The soil is an abiotic component, but it is important for life as the soil has numerous microorganisms that help maintain the fertility of the soil by doing proper decomposition and grow foods such as vegetables, fruits, etc. by maintaining the nutrient cycle. The soil is important for animals because fertile soil can grow high-quality, chemical-free food, which reduces disease rates in the animals that eat it.

Hence, the soil is important to the animal's life, as fertile and chemical-free soil will grow more foods that are rich in nutrients, and this food will enter the animal's body and be absorbed by it, but sterile soil will not produce enough food.

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Answer:

1) The control /constant in this experiment is the fifth group of plants that are not exposed to any pollutants.

2) The dependent variable is the condition and growth of the plants.

3) The independent variable is the exposure of the plants to various pollutants.

4) The variables are quantitative because they can be measured.

5) Possible sources of unavoidable experimental error include the type of pollutants used, the amount of pollutants used, and the exposure time of the plants to the pollutants.

Further explanation of concepts:

What is a control variable?

A control variable is a variable that is kept constant in an experiment. Keeping the variables constant allows the experimenter to see the effects of the manipulated variable on the dependent variable. In order to control variables, the experimenter must use a controlled experiment. A controlled experiment is an experiment in which only one variable is changed while all other variables are kept constant.

What is a dependent variable?

A dependent variable is a variable that is being measured in an experiment. The dependent variable is the variable that is affected by the independent variable.

What is an independent variable?

The independent variable is the variable that is affecting the dependent variable. For example, in an experiment to test the effect of different fertilizers on plant growth, the independent variable would be the type of fertilizer used. The dependent variable would be the plant's growth.

Quantitative vs qualitative variables

Quantitative variables are variables that can be measured. Qualitative variables are variables that cannot be measured. Quantitative variables are usually numeric, while qualitative variables are usually non-numeric.

Answer:

THE WATER CYCLE

EVAPORATION

CONDENSATION

PRECIPITATION

INTERCEPTION

INFILTRATION

PERCOLATION

TRANSPIRATION

Explanation:

hope this helps

Answer:

cells, tissues, organs, and systems

Answer:

cells, tissues, organs, and systems

Explanation:

Answer:

My answer is the CNS consist of the brain and the spinal cord nerves but not cerebellum.

The nerves that reach the tissues in limbs is not the part of the central nervous system.  

• The central nervous system or the CNS mainly is formed of the spinal cord and the brain. However, it generally is considered to exhibit seven fundamental parts, that is, the spinal cord, the pons, the medulla, the midbrain, the cerebellum, the cerebral hemispheres, and the diencephalon.  

• The parts of the nervous system apart from the brain and the spinal cord is known as the peripheral nervous system.  

• It comprises the spinal nerves, the cranial nerves and their roots and branches, the neuromuscular junctions, and the peripheral nerves.  

• The bundles of axons or the nerve fibers transmit information to and from the central nervous system in the peripheral nervous system.  

Thus, the nerves that reach the tissues in the limbs is the part of peripheral nervous system not central nervous system.

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It's fascinating to note that even while you're standing on your head, your body can still pass food through the digestive system. Since it uses muscles, it has nothing to do with gravity.

The nutrients in the food and drinks you ingest are broken down and absorbed by your digestive system for use in vital processes including cell development, repair, and energy production.

Your digestive system is specially designed to carry out its function of converting food into the nutrients and energy you require to exist. After that, it conveniently compresses your solid waste, or stool, for disposal the next time you have a bowel movement.

Here, digestion and nutrient absorption account for almost 90% of the process. Your digestive system as a whole is just about 30 feet long. Enzymes are produced by your liver and pancreas to aid in the digestion of meals.

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About 20,000–25,000 genes make up the human genome.

Genome of an organism refers to the total genetic makeup of that organism. It includes all the genes present in the organism.

Genes are the basic unit of inheritance found on (deoxyribonucleic acid DNA).

A project called Human Genome Project worked to determine the sequence of the human genome and its constituent genes and it was estimated that humans have between 20,000 and 25,000 genes.

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C: 20,000–25,000 genes

Explanation:

The classical cell theory was proposed by Theodor Schwann in 1839. There are three parts to this theory. The first part states that all organisms are made of cells. The second part states that cells are the basic units of life. These parts were based on a conclusion made by Schwann and Matthias Schleiden in 1838, after comparing their observations of plant and animal cells. The third part, which asserts that cells come from preexisting cells that have multiplied, was described by Rudolf Virchow in 1858, when he stated omnis cellula e cellula (all cells come from cells).

Since the formation of classical cell theory, technology has improved, allowing for more detailed observations that have led to new discoveries about cells. These findings led to the formation of the modern cell theory, which has three main additions: first, that DNA is passed between cells during cell division; second, that the cells of all organisms within a similar species are mostly the same, both structurally and chemically; and finally, that energy flow occurs within cells.

(1) All living things are made up of cells

(2) Cells is the basic unit of life

(3) All cells come from preexisting cells through the process of cell division

Answer: B. out of the shell

Explanation:

hope it helps:)

Answer:

A. Recombinant DNA

Recombinant DNA is created by a process called genetic recombination. In this process, we insert a exogenous gene to let another organism, a bacteria in this case, produce a protein that can not be produced otherwise

A3 poly-A tail and a 5'-cap are common components of prokaryotic RNAs. The statement is False.

Prokaryotic RNAs do not have a 3' poly-A tail and a 5'-cap like eukaryotic RNAs. Instead, prokaryotic RNAs have a Shine-Dalgarno sequence, which helps the ribosome identify the start codon for translation.

Prokaryotic RNAs also undergo different types of post-transcriptional modifications, such as methylation and trimming of the 5' end, to regulate gene expression.

These differences between prokaryotic and eukaryotic RNA processing reflect the different structures and functions of the two types of cells.

Prokaryotic cells lack a nucleus and other membrane-bound organelles, so their RNA processing occurs in the cytoplasm, and gene expression is regulated primarily at the level of transcription.

Eukaryotic cells have a more complex intracellular organization, with RNA processing and gene regulation occurring in different compartments of the cell.

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Answer:

Meiosis begins with a parent cell that is diploid, meaning it has two copies of each chromosome. The parent cell undergoes one round of DNA replication followed by two separate cycles of nuclear division. The process results in four daughter cells that are haploid, which means they contain half the number of chromosomes of the diploid parent cell.

Explanation:

pls mark brainliest

The experiment which would most likely contain experimental bias is a company that makes pain relief medication tests the effectiveness of their own medicine compared to that of three other brands which is therefore denoted as option D.

This is referred to as a procedure which is usually carried out in the laboratory and it is used to support or refute a hypothesis.

Experimental bias on the other hand is the tendency of a scientist or researcher to introduce bias into an experiment through unconsciously affecting the results, data etc. This is because they would want to get values which would show that their drugs are more effective and suitable for use so as to promote more sales and is the reason why some form of bias may be introduced into the findings which was why it was chosen as the correct choice.

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While a person's biological age is determined by epigenetic changes and DNA methylation, which indicate how capable and functional she is as well as if she has illnesses associated with aging, a person's chronological age relates to the actual period of time they have been alive.

Developmental study searches for variations to time  or changes in behavior that are connected to age. It is possible to approximately ensure the equality of elements like physical experience, social contact, learning, and acculturation by using chronological age with time constraint.

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Answer:

B. F1

Explanation:

Plants used in first-generation crosses were called P, or parental generation, plants (Figure 8.3). Mendel collected the seeds produced by the P plants that resulted from each cross and grew them the following season. These offspring were called the F1, or the first filial (filial = daughter or son), generation.

Answer:

dish soap

Explanation:

it is thicker

Answer:

You would need to add new enzyme.

Explanation:

The irreversible inhibitor permanently renders the enzyme inactive, so the only way would be to add more enzyme.

Most exact matching problems arise when handeling nucleic acid sequences.

Certain tags can enter the nucleic acid database and identify the trapped gene.

The structure of nucleic acid junctions plays a central role in their biological function.

Answer:

Coca-Cola does not cause for plants to grow taller and grow more leaves. In the end Coca-Cola is very bad for plants and causes for them to dry up faster, die quicker, grow smaller and not to grow as many leaves.

Explanation:

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Answer:

there strong enough to lift leaves to carry back to there hive

:

Answer:

they are strong enough to lift an entire leaf