Homo _____ is the only surviving species of the genus Homo (choose your answer… sapiens, erectus or habilis). The first modern human trait to evolve was ______ (choose your answer… bipedalism, symbolic language or a massive skull), which allowed early humans to walk upright and use ______ (choose your answer… tools, fire or language).

The habitat which affects the land habitats is temperature, water and moisture, and light.

Different factors affect temperature, water, and moisture. Air, water and temperature, and many other factors affect the climatic conditions and affect the habitat as well.

Habitat is a dwelling place of animal. Birth rate, death rate and immigration are also some of the factors which affect the habitat.

Biotic factors, abiotic factors also affect the land habitat. Soil culture, soil shape and other factors also affects the land habitat.

Therefore, The habitat which affects the land habitats is temperature, water and moisture, and light.

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The ability of a cell or a body to fight against the infection is called immunity. The T cell and B cell helps the body to fight against the infection.

T cell is also called as T lymphocyte, it is also a important part of immune system. T cell originate in the bone marrow and mature into the thymus.

There are three types of T cells:

Helper T cells secrete chemical messengers called cytokines. Regulatory T cells helps to control immune reactions. They are released into blood streams.

Therefore, The ability of a cell or a body to fight against the infection is called immunity. The T cell and B cell helps the body to fight against the infection.

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Answer:

the answer is (B)  (D) (E)  :)

Osmosis occurs when water diffuses from the hypotonic solution (more diluted) to the hypertonic solution (less diluted) until the solute concentration is equal on both sides of the membrane. Ans: Solution D.

When placing two solutions that differ in concentration separated only by a semipermeable membrane, we will see that only water molecules can pass through the membrane, not the solute molecules.

Water moves in favor of its concentration gradient, this is, it tends to go from the hypotonic solution (most diluted) to the hypertonic solution (less diluted), and keeps doing so until concentrations are equal in the cell interior and exterior.

This is an example of passive transport and it is called Osmosis.

In the exposed example, there were four tubes with equal volumes of solutions.

After an hour, volume at each tube was measured and compared,  

According to this comparison, we can assume that solution D was the most concentrated at the start of the experiment. A greater amount of water was needed to equal the solute concentrations at both sides of the membrane.

The answer is Solution D was the most concentrated at the start of the investigation.

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The hope that William Penn had for the Pennsylvania colony was that there would be . Religious freedom and equality.

The man called William Penn when the colony was created had several hopes for it. He had hoped that the colony would help people to have the religious freedom that they needed and that all of the people would be free and have equal opportunities with themselves while the colonists would have good dealings with the Indians that lived there as well.

The colony was known for several facts these were from the fact that it had low debts, it had the freedoms of religion and the people had peaceful coexistence with themselves and the Indian Americans.

Hence we would say that The hope that William Penn had for the Pennsylvania colony was that there would be . Religious freedom and equality.

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Answer:

The answer is

Explanation:

Got it right on

Biochemical safety of ablative yttrium-90 radioembolization for hepatocellular carcinoma as a function of percent liver treated "hepatocellular carcinoma".

Trans arterial radioembolization can serve as an ablative therapy for early-stage hepatocellular carcinoma (HCC). If the volumetric variability of liver segments, this studied  then it aims to characterize the safety of ablative radioembolization by determining percent liver treated (%LT) thresholds associated with biochemical toxicity.

A radioactive element seems to be yttrium-90. In order to treat cancer, radiation treatment employs it.

Patients with ALBI 2 and CP-B liver function are less likely to have an increase in their respective grade/class when treating <14.5% of the liver using glass microspheres whereas  ALBI 1 and CP-A patients showed no definitive %LT threshold for biochemical toxicity within the range of this study.

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Johannes Müller found that, irrespective of the type of stimulus, visual nerves only carry visual input, auditory nerves only carry auditory information, and so on. The rule of specific nerve is named after this discovery.

According to the law of specific nerve energies, an individual's mind can only access objects in the natural surroundings through the nerves. A philosophical belief has permeated psychology that individuals do not recognize the real world. Essentially, all individuals are blind to the actual world and may only have indirect experiences with it.

The difference in sensory experience is attributable to the various regions of the brain that those nerves stimulate. This is why, whether a person is poked in the eye or there are real light flashes, the eye can encounter flashes of light. The distinct sensations follow the same path to the same spot in the brain.

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If an insecticide-resistant gene's frequency is constant, the expression for the gene's frequency in the following generation is given by

                                      [tex]f = \frac{p * (1 + s)}{1 + sp}[/tex]

where s represents the reproductive advantage this gene has in the presence of the pesticide compared to the wild type.

Organophosphates, carbamates, pyrethroids, neonicotinoids, and other types of insecticides that have a similar chemical makeup and method of action are classified into groups of insecticides (MOA). The precise mechanism by which an insecticide kills an insect or prevents its growth is known as MOA.

A pest population's susceptibility to a certain insecticide or set of insecticides changes heritably over time, which is referred to as insecticide resistance. The term "pesticide-resistant" refers to insects that consistently resist being sufficiently controlled by the registered rate of an insecticide. In areas with high levels of pesticide resistance, applying insecticides at many times the usual rate may not have any impact on bug populations.

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The acquired pellicle forms on all of the above mentioned that is on restorations, exposed tooth surfaces dental calculus and dental crowns.

A protein film known as the dental pellicle, also known as an acquired pellicle, develops on the surface of enamel, dentin, artificial crowns, and bridges as a result of the selective binding of salivary glycoproteins that stop the continuous deposition of salivary calcium phosphate. It develops quickly after brushing a tooth or after chewing. After consuming carbs, it shields teeth from the acids that oral microbes produce.

Plaque is a biofilm that forms over the enamel of the pellicle and is made up of numerous types of bacteria and their byproducts. If the plaque is not removed, the surrounding environment will become acidic after several days to weeks of plaque production.

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Coelacanths can be considered as the animals (fish) that form the taxa more distantly related and/or least related to the lungfish in a phylogeny that includes bats, coelacanths birds and caecilians.

Coelacanths are fish belonging to both current and already extinct species, which are characterized by having intracranial joints, and one conduit which functions like a backbone for these fish species.

In conclusion, Coelacanths can be considered as the animals (fish) that form the taxa more distantly related and/or least related to the lungfish in a phylogeny that includes bats, coelacanths birds and caecilians.

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The correct answer is Human Microbiome Project where bacteria, archaea, and eukaryotic microbes are found in our skin, nose , mouth , gut, and genital/urinary tract .

The Human Microbiome Project's goal is to characterise the human microbiome and investigate its role in human health and disease. The human microbiome is defined as the collection of microbes that inhabit the human body, including bacteria, viruses, and single-cell eukaryotes. The HMP's goals are to: (1) use new, high-throughput technologies to characterise the human microbiome more fully by studying samples from multiple body sites from at least 250 "normal" volunteers; and (2) see if there are any links between changes in the microbiome and health. The human microbiota is made up of the 10-100 trillion symbiotic microbial cells that each person carries, primarily bacteria in the gut; the human microbiome is made up of the genes that these cells carry.

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In an experiment, the independent variable influences the dependent one. Independent variable: Hair product rogooti. Dependent variable: Speed of hair growth

Before conducting an experiment, you need to define variables. Usually, there are several variables involved, and many of them can influence the results, so you need to discriminate the variables you are interested in from the ones you are not.

There is a variable that you, as a researcher, change to observe how these modifications affect the results. This is one of the variables you are interested in and is the INDEPENDET variable.

There is another variable that turns out to be affected by the change you provoked in the independent variable. You are also interested in this one because you want to know how it responds to these changes. This is the DEPENDENT variable because it will respond to any change in the independent one.

Finally, all the remaining variables that you are not really interested in, but might influence the results, need to be controlled so they do not affect your experiment. These variables are kept constant and equal in all the involved experimental and control groups. These are the CONTROLLED variables.

You also need to define the groups you will be working with.

There is a group to which you will expose to the independent variable, this is, to the treatment. These individuals will be affected by the change you make in the independent variable. This is the EXPERIMENTAL group.

There is another group that should always be present. This group does not receive the treatment. It is significant because it can reflect any other variable affecting the experiment that you missed to consider. This is the CONTROL group.

In the exposed example,

We will assume Lisa's familymembers are her parents, a brother, and a sister.

Experiment duration: one month

She needs to test if this product affects the speed of hair growth so she will choose two groups: a control group and an experimental group.

Every Monday at 8:00 for four weeks, Lisa will record the lengths of all the family members' hair.

Once the month is complete, she will analyze the results by comparing the recorded measures. This is how she will get to know if there was a difference between the control and the experimental group, and hence, if rogooti increases or not the speed of hair growth.

If the product works, the experimental group will show more centimeters of new hair in comparison with the control group.

If it works, the new product will influence or affect the speed at which the hair grows.

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hardwoods reproduce using flowers and have broad leaves; hardwoods include trees such as Oak, teak and iroko.

Woods of the trees can be divided into hardwood and softwood depending on the hardness and compactness of the wood.

hardwoods are the trees that have hard and compact wood like oak, cherry, maple, teak, iroko, etc.

They are more durable, need low maintenance, more costlier as compared to the softwood. They have low sap contain and good resistance against fire.

The seed of hardwoods are covered with a coating which develops into fruits or shells. They are slow growers and mostly belong to angiosperm class.

Softwood are trees with soft wood mostly belonging to gymnosperm group.

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Answer: c

Explanation:

Answer:

Just go with something kind of simple like...

ex: "What caused this virus to mutate or come to be?" or "Where could I find this fungi and what are the perfect environmental conditions for it to grow in?"

Explanation:

"Microbiologists study microorganisms such as bacteria, viruses, algae, fungi, and some types of parasites. Work Environment: Microbiologists work in laboratories and offices, where they conduct scientific experiments and analyze the results."

The field that involves the study of cells and how they interact with other cells is termed Cell biology.

Signals are sent and received by cells to communicate. Both environmental and cell-based signals are possible sources of information. These signals must cross the cell membrane in order to activate a response. On occasion, the signal itself can pass through the membrane.

Cell biology is the study of cell structure and function, and it revolves around the  concept that the cell is fundamental unit of life.

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As a researcher, you were asked to grow a cell in a medium containing radioactive nucleotides, which then get incorporated into DNA. Upon later examination, the radioactivity appeared to be concentrated in the Nucleus.

A nucleus is a double-membraned eukaryotic cell organelle that houses genetic material. A diagram of the nucleus highlighting the various components. Furthermore, only eukaryotes have a nucleus, while prokaryotes have a nucleoid.

Nucleotides are biochemicals found in mothers' milk that consist of one molecule of phosphoric acid, one molecule of sugar (ribose or dextrose), and one molecule of a purine or pyrimidine. Enzymatically produced nucleotides total five. Nucleotides have been added to some infant formulas to simulate mother's milk.

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Answer & explanation:

Density is a fixed thing. The density of a molecule will not change, no matter how much of that molecule there is. A small and a large piece of gold will have the same density, but different weight, because the larger something is the more effect gravity will have.

Rocks are classified into the three different types for easy identification.

Rocks are rigid structures in geology which are made up of various minerals such mica, halite, and calcites.

There are various types of rocks which include the following:

The above classification is very important especially to geologists for easy identification of rock that are under study which can easily be differentiated through their various composition and texture.

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The phrase grew thick and dense like riverweed suggest that the port town had its population increasing and is therefore denoted as option A.

This is defined as the total number of people which are present in an area at a given point in time and are based on several factors such as availability of food, job opportunities etc.

We were told that the human port town grew thick and dense like riverweed. The words 'thick' and 'dense' were used which signifies an increase in the amount of something which in this case is referred to as the population which is therefore the reason why a population increase was chosen as the most appropriate choice.

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The options are:

Waived tests are those tests that are must be determined by the CDC or the FDA to be so simple that there is very little risk of error so that is capillary blood glucose tests, the capillary cholesterol tests, and the wic hematocrit testing be conducted as under a clia certificate of waiver

The Clinical Laboratory Improvements Amendments (CLIA) Program are regulates labs testing in human specimens and to ensures that they provide the accurate, reliable, and the timely patient test results no matter which where the test is being done. CLIA is Certificates of the Waivers are required for other laboratory and testing done in the schools. If staff is within the school, that are not associated with the local and public health department or the clinic, are performing testing (such as the health aide checking the blood glucose levels) then a CLIA certificate is needed by the school.

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The following day's symptoms, particularly those that came on late and among CMF and emotional symptoms, were adversely correlated with sleep. The subacute stage of concussion recovery showed the highest correlation between sleep and symptom burden, suggesting the potential value of sleep intervention following injury.

Ecological momentary assessments (EMAs) could help health organizations routinely track patient health outcomes and care experiences as a result of the growing usage of mobile technologies. In order to measure nightly sleep and complete the post-concussion symptom scales (PCSS) three times through mobile EMA, 17 athletes (47.1%F) between the ages of 12 and 19 years wore Actigraph GT3x+ devices. As a result, there were between 91 and 177 observations for each outcome. In generalized linear mixed models, the relationships between nighttime sleep and symptoms the following day and during recovery were evaluated using independent variables of sleep efficiency (SE%: ratio of waking time to sleep time) and total sleep time (TST).

Thus, In Week 1 and Week 2, respectively, total symptoms and afternoon symptoms, and total morning, afternoon, and night symptoms were all negatively correlated with sleep (ps = 0.001–0.021).

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Because it is easily accessible and has a mild immune response, the retina makes a good target for gene therapy.

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The structural property of DNA that gave Watson and crick the idea that DNA replication was likely to proceed via a semiconservative mechanism is the The complementary nature of base pairing between the two strands.

The semi-conservative approach seems to be most likely based on the structure of DNA, in which each strand of DNA acts as a template to create a new, complimentary strand. because of this semi conservative base pairing the new strand is formed due to complimentary bases present on each strand.

Process of Semi conservative DNA replication:

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Answer:

eutrophication (last second)

populations change over time by the process of Evolution , which proceeds by the major mechanism of natural selection

Evolution is phenomena of population in which the heritable characteristics of the organisms are changed over time through successive generation.

Evolution occurs because the environment is continuously changing and the organisms have to adapt themselves in the condition for survival.

One of the major process by which evolution occurs is natural selection. It is process in which the individual who are more adapted to the environment will be only selected by the nature and will be able to produce offsprings.

Other than natural selection, evolution can occur by genetic drift, mutation, etc.

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Answer:

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Please see the attached picture for full solution!:)

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Answer:

fashion model

Explanation:

because a person who loves fashion will always make sure that he or she's always be a model