Which term is used to describe the appearance of a new species?
OA. Speciation
OB. Population
OC. Natural selection
OD. Evolution

Bacterial contamination can spread quickly because if the conditions are right, bateria can multiply in 15 to 20 minutes.

Bacterial contamination is the term used to describe when bacteria accumulate on food and cause it to spoil. You may become ill after consuming that meal, either as a result of the toxins the bacteria emitted or as a result of the germs themselves.

The incidence, fate, movement, survival, and multiplication of pathogens in the multiple sites where they are found are all influenced by a number of factors, including contaminated manure, irrigation water, soil, cattle, and wildlife.

Knowing the dire repercussions if they don't, food makers must take every precaution to prevent contamination and deliver safe products. Physical, biological, chemical, and allergic contamination are the four different types of food contamination. This blog describes these categories and offers advice on how to stay away from them.

Food that has been contaminated by microorganisms such as bacteria, viruses, mould, fungi, and poisons is said to have undergone microbial contamination. This can happen in a number of ways, like A particular type of bacterium called campylobacter can grow on undercooked chicken.

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Answer:

Explanation:

The human cost has been severe – over 241,000 Afghan civilians have been killed, and four million Afghans are internally displaced. Another 7 million have left the country as refugees in the last two decades. Around 48% of the Afghan population sits below the national poverty line.

Answer:

ExplanaLearn vocabulary, terms, and more with flashcards, games, and other study tools. ... 1) During a field trip, an instructor touched a moth resting on a tree trunk. ... Which of the following is a proximate cause of this behavior of increased urination? ... B) When the males smelled the odor, various neurons in their brains tion:

Answer:

All substances that the cell needs(such as water and other nutrients) enter through the cell membrane. Waste products of the cell come out through the cell membrane. The cell membrane prevents harmful substances from entering the cell and keeps useful substances inside the cell.

Answer:

Ice sheets contain enormous quantities of frozen water. If the Greenland Ice Sheet melted, scientists estimate that the sea level would rise about 6 meters (20 feet). If the Antarctic Ice Sheet melted, the sea level would rise by about 60 meters (200 feet).

So, most likely, C. the city of Miami, Florida, would be underwater.

Answer:

pyruvic acid

Explanation:

fufyfystfstcyc

Answer:

Microevolution occurs over a short period of time in a population or species. Macroevolution occurs over geologic time above the level of the species. The population is the unit of evolution.Sep 15, 2018

Explanation:

Answer:

false

Explanation:

chlorophyll does NOT absorb green or blue light strongly

Answer:

yes it's true, photosynthesis will occur

Answer:

In the 1960s, China's large population was growing so rapidly that there was a serious threat of mass starvation.

• The government established the world's strictest family planning and birth control program, promoting one-child families and provides contraceptives, sterilizations, and abortions for married couples.

• Married couples pledging to have no more than one child receive a number of benefits including better housing, more food, free health care, salary bonuses, and preferential job opportunities for their child.

• Between 1972 and 2011, the country cut its birth rate in half and trimmed the average number of children born to its women from 5.7 to 1

Explanation:

Answer:

Stem cells provide new cells for the body as it grows, and replace specialised cells that are damaged or lost.

Explanation:

Naturally occurring endonucleases are very effective against: Bacteriophages

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The ratio between 92 mL and 3.0 fl oz is 46 : 44, or it can be further simplified to 23 : 22.

To find the ratio between 92 mL and 3.0 fl oz, we need to convert the units to a common measurement. Let's convert 3.0 fl oz to milliliters (mL).

1 fluid ounce (fl oz) is equal to approximately 29.5735 milliliters (mL).

Therefore, 3.0 fl oz is equal to 3.0 * 29.5735 = 88.72 mL (rounded to two decimal places).

Now we can express the ratio between 92 mL and 88.72 mL:

92 mL : 88.72 mL

Simplifying the ratio by dividing both sides by the greatest common divisor, we get:

46 : 44

So, the ratio between 92 mL and 3.0 fl oz is 46 : 44, or it can be further simplified to 23 : 22.

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Answer:

Many factors influence the size of a population. Food, water, shelter, predation, and density are all things that can allow a population to grow or cause it to decline.

Hope it helped! :)

Answer:

A biome is a large naturally occurring community of plants and animals occupying a major habitat :)

Explanation:

1 example of this is the Rainforest :)

2 example of this is the Savannnah :)

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In the process of transcription, DNA is used as a template for making another type of nucleic acid called RNA. The process begins when the enzyme RNA polymerase that binds to a region called the promoter sequence.

The cell process of gene transcription is a phenomenon for which a nucleic acid called RNA is created by means of one of a single-strand sequence of DNA, which is used as a template to generate a complementary RNA sequence that binds by complementarity pair basis rules. During transcription, an enzyme called RNA polymerase progressively adds nucleotides to the growing RNA chain, in a process that requires the binding with a DNA sequence called the promoter.

Therefore, with this data, we can see that the cell process of genetic transcription is based on the use of an RNA polymerase that initially binds to a DNA template strand.

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These describe the features of both Earth and Venus with the provided attributes that point towards a mix of attributes of both the planets.

The elements of Earth are all known as land, air, water, and life. Mountains, valleys, and flat places, all these can be found on the ground. Different kinds of gases, such as nitrogen and oxygen, make up the air. Rain, snow, ice, rivers, lakes, oceans, and streams all these can be taken as all examples of water.

With a total of 50-million-year margin of error, the age of the Earth can be calculated to be as 4.54 billion years. In order to radiometrically take up and date the oldest rocks, scientists have already combed the entire planet.

The planet Venus, which orbits the Sun as its closest to Earth, is the second planet from Sun. Because this is nearly as big as Earth and along with it also shares many of its characteristics, it is frequently referred to as Earth's "twin" planet.

Distance from Sun: 108.2 million km

Radius: 6,051.8 km

Surface area: 460.2 million km²

Density: 5.24 g/cm³

Mass: 4.867 × 10^24 kg (0.815 M⊕)

Length of day: 116d 18h 0m

Orbital period: 225 days

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Complete Question

Decide whether the attribute describes Earth, Venus, or both Earth and Venus. Match the following with earth, venus, or both.

1) Has a rocky, metallic composition

2) Experiences retrograde rotation, spinning clockwise as viewed from above

3) Experiences the greenhouse effect, which warms the planet

4) Is the densest planet in the solar system

5) Is located an ideal distance from the Sun, allowing it to support life

6) Is one of the brightest objects in the night sky, sometimes mistaken for a star

because it is having asexual reproduction

Answer: Primary Active Transport

Answer:Primary Active Transport

Explanation:

Because it moves the substance such as an ion into a cell

Answer:

Explanation:

A market economy, also widely known as a "free market economy," is one in which goods are bought and sold and prices are determined by the free market, with a minimum of external government control. A market economy is the basis of the capitalist system.

Answer:

The primary harmful effects of microbes upon our existence and civilization is that they are an important cause of disease in animals and crop plants, and they are agents of spoilage and decomposition of our foods, textiles and dwellings.

Explanation:

may this answer is helpful for you

Answer: Waste products

Explanation:

Answer:

Humans require food substances to supply the components necessary to build tissues, to repair tissues as they wear out and die, to keep the body in good working condition, and to supply fuel for energy. For good nutrition a person should eat a well-balanced diet, that is, one that provides an adequate amount of each of the classes of nutrients each day.

Explanation:

Escherichia coli is the microorganism which is used most commonly as an indicator organism which is used for testing of the quality of water.

Escherichia coli, which is also known as the E. coli, is basically a Gram-negative, rod-shaped bacterium which belongs to the genus Escherichia and is commonly found in the lower intestine of a number of warm-blooded organisms,

Coliform bacteria are the bacteria which are found in the human feces. The presence of such bacteria, like the E. coli, in the surface water is basically a common indicator of the fecal contamination. Testing of water quality is done using E. coli as an indicator organism for clearing contamination of feces.

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--The given question is incomplete, the complete question is:

Which of the following microorganisms is the most commonly used indicator organism for water quality testing?

a. Cholera vibrio

b. Escherichia coli

c. Salmonella typhi

d. All of the above"--

Answer:

A 50

Explanation:

Use the punnet squar and see overlap only bb will be blue

Answer:

Please see the answer below

Explanation:

a. The roman numerals represent the various generations in the pedigree.

    I represents first generation

   II represents the second generation

b. The half shaded square and circle representing the parents means that both of them are carriers for the trait in question. Tay-Sachs disease is an autosomal recessive inheritance, assuming the trait is represented by the allele a, the gentoypes of the parents would be Aa and Aa respectively.

c. Still on the assumption that the disease is represented by the allele a. If offpsring II4 which happens to be free of the Tay-Sachs allele marries a person that also does not carry the Tay-Sachs disease gene, the cross will be as shown below.

AA   x   AA = AA, AA, AA, and AA.

All the children would be free from the Tay-Sach's allele. That is, they will be homozygous normal.

The roman numerals in the pedigree diagram represent are :

   I = represents first generation

  II = represents the second generation

The genotypes of the parents would be Aa and Aa .

       AA   x   AA = AA, AA, AA, and AA.

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Answer: Within an individual organism, the specific combination of alleles for a gene is known as the genotype of the organism.

Explanation:

Answer:

ECOSYSTEM

Explanation:

HOPE IT HELPS(◕ᴗ◕✿)

It should be noted that population is simply used for the determination of the economic activity of an area or country.

Your information is incomplete. Therefore, an overview of population will be given. Population simply means the inhabitants of a particular place or the number of organisms living in an area.

The increase or decrease in the rate of population is calculated by the formula:

= (New population - Old population) / Old population × 100

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When the carbohydrate cellobiose is digested into two glucose monosaccharide sugars (by cellulase in certain fungal species), the resulting glucose monomers are properly defined as the products

The correct answer is option E.

When the carbohydrate cellobiose is digested into two glucose monosaccharide sugars by cellulase in certain fungal species, the resulting glucose monomers are properly defined as the products.

In a chemical reaction, reactants are the starting materials or substances that undergo a change, while products are the resulting substances formed after the reaction. In this case, cellobiose is the substrate, which is the molecule that undergoes the enzymatic reaction. Cellulase is the enzyme responsible for catalyzing the digestion of cellobiose into glucose monomers.

The enzyme cellulase acts as a catalyst in the reaction, facilitating the breakdown of cellobiose into glucose. Catalysts are substances that increase the rate of a chemical reaction without being consumed or permanently changed themselves. However, in the context of the given question, the glucose monomers produced are the final result or product of the enzymatic digestion process.

Therefore, in the digestion of cellobiose, the resulting glucose monomers are correctly identified as the products (option E).

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