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High-fructose corn syrup is made from corn. The main carbohydrate in corn is a polysaccharide called

High-fructose corn syrup is made from corn. The main carbohydrate in corn is a polysaccharide called

High-fructose corn syrup is made from corn. The main carbohydrate in corn is a polysaccharide called
A) fructose.
B) starch.
C) hydrocarbon.
D) cellulose.

General Biology   pbjt   0   Nova1   Just now

In a certain type of nuclear reactor, uranium-238 can be converted to plutonium-239, another ...

In a certain type of nuclear reactor, uranium-238 can be converted to plutonium-239, another ...

In a certain type of nuclear reactor, uranium-238 can be converted to plutonium-239, another radioactive element (with an atomic number of 94) that can be used to power nuclear reactions. Which of the following statements regarding uranium-238 and plutonium-239 is false?
A) An atom of plutonium-239 contains one more proton than an atom of uranium-238.
B) An atom of plutonium-239 con

General Biology   jbrisell   7   epapenfus   7 minutes ago

If the atomic mass of uranium is 92, how many neutrons does an atom of uranium-235 have in its nucleus?

If the atomic mass of uranium is 92, how many neutrons does an atom of uranium-235 have in its nucleus?

If the atomic mass of uranium is 92, how many neutrons does an atom of uranium-235 have in its nucleus?
A) 92
B) 143
C) 146
D) 235

General Biology   Imbajade   7   sumeetkhirwal   8 minutes ago

What is the atomic difference between uranium-235 and uranium-238?

What is the atomic difference between uranium-235 and uranium-238?

What is the atomic difference between uranium-235 and uranium-238?
A) Uranium-235 has three fewer protons than uranium-238.
B) Uranium-235 has three fewer neutrons than uranium-238.
C) Uranium-235 has three fewer electrons than uranium-238.
D) Uranium-235 has three fewer atoms than uranium-238.

General Biology   thochatown   8   notreal   8 minutes ago

You want to design an experiment to compare the effectiveness of Pepcid AC tablets and Alka-Seltzer ...

You want to design an experiment to compare the effectiveness of Pepcid AC tablets and Alka-Seltzer ...

You want to design an experiment to compare the effectiveness of Pepcid AC tablets and Alka-Seltzer tablets. Which of the following facts would be least likely to complicate your experiment and the analysis of your results?
A) PEPCID AC and Alka-Seltzer tablets contain different concentrations of the antacid drug.
B) PEPCID AC and Alka-Seltzer tablets contain different ingredients.

General Biology   helpmepls   7   julieglossbrenn   8 minutes ago

You hypothesize that a tablet of PEPCID AC can neutralize more stomach acid than a tablet of ...

You hypothesize that a tablet of PEPCID AC can neutralize more stomach acid than a tablet of ...

You hypothesize that a tablet of PEPCID AC can neutralize more stomach acid than a tablet of Alka-Seltzer. If you placed a tablet of each antacid in a beaker of acid at an initial pH of 2, which of the following experimental results would support your hypothesis?
A) After 1 hour, the pH of the solution in the PEPCID AC beaker was 9.2 and the pH of the solution in the Alka-Seltzer be

General Biology   BladeLotus   8   sjdbub   9 minutes ago

You want to design a controlled experiment to determine which tablet, PEPCID AC or Alka-Seltzer, ...

You want to design a controlled experiment to determine which tablet, PEPCID AC or Alka-Seltzer, ...

You want to design a controlled experiment to determine which tablet, PEPCID AC or Alka-Seltzer, neutralizes stomach acid the quickest. Which of the following experiments would be the best to perform?
A) Place a PEPCID AC tablet in a beaker of acid at pH 2 and an Alka-Seltzer tablet in a separate beaker of acid at pH 2 and check the pH in the beakers every 2 minutes.
B) Take a PEPCI

General Biology   KeeBeeUtiful   7   Jordieey   9 minutes ago

If you were able to chemically analyze your stomach fluids 30 minutes after taking two tablets, you would find

If you were able to chemically analyze your stomach fluids 30 minutes after taking two tablets, you would find

If you were able to chemically analyze your stomach fluids 30 minutes after taking two tablets, you would find
A) more hydrogen ions.
B) fewer hydrogen ions.
C) the same number of hydrogen ions.
D) that the pH in your stomach has decreased.

General Biology   AmyP911   6   mmondol   9 minutes ago

If you could check the pH of the recommended tablets, you would expect it to be

If you could check the pH of the recommended tablets, you would expect it to be

If you could check the pH of the recommended tablets, you would expect it to be
A) higher than 7.
B) lower than 7.
C) exactly 7.
D) pH neutral.

General Biology   thochatown   4   gadryden2   10 minutes ago

Below is a figure from an experiment that was performed to measure the effect of carbonate ion ...

Below is a figure from an experiment that was performed to measure the effect of carbonate ion ...

Below is a figure from an experiment that was performed to measure the effect of carbonate ion (CO32-) concentration on the calcification (growth) rate of coral reefs. At which point on the graph is the ocean pH the lowest?

 
A) A
B) B
C) C
D) D

General Biology   john6969   3   Hammed1991   10 minutes ago

Below is the structure of leucine, an amino acid. What type of bond is the arrow pointing to?

Below is the structure of leucine, an amino acid. What type of bond is the arrow pointing to?

Below is the structure of leucine, an amino acid. What type of bond is the arrow pointing to?

 
A) a nonpolar covalent bond
B) a polar covalent bond
C) an ionic bond
D) a hydrogen bond

General Biology   kcamplin95   3   mmondol   10 minutes ago

Below is the structure of octane, the major component of gasoline. What type(s) of bond is (are) ...

Below is the structure of octane, the major component of gasoline. What type(s) of bond is (are) ...

Below is the structure of octane, the major component of gasoline. What type(s) of bond is (are) found in a molecule of octane?

 
A) only nonpolar covalent bonds
B) only polar covalent bonds
C) hydrogen bonds and polar covalent bonds
D) ionic bonds and nonpolar covalent bonds

General Biology   Talisha   4   Carinasp   11 minutes ago

The figure below shows five water molecules. The hydrogen bonds shown in this figure are each

The figure below shows five water molecules. The hydrogen bonds shown in this figure are each

The figure below shows five water molecules. The hydrogen bonds shown in this figure are each

 
A) between two hydrogen atoms.
B) between an oxygen and a hydrogen atom of the same water molecule.
C) between an oxygen and a hydrogen atom of different water molecules.
D) between two atoms with the same charge.

General Biology   futurepharm   4   mllmmom2000   11 minutes ago

What change is occurring in this figure?

What change is occurring in this figure?

What change is occurring in this figure?

 
A) Chlorine is losing an electron.
B) Sodium is becoming negatively charged.
C) Sodium is filling its third electron shell.
D) Chlorine is filling its third electron shell.

General Biology   darla   4   Melina Hoxha   11 minutes ago

A nutrition facts label from a fortified cereal states that in a single serving of cereal there is ...

A nutrition facts label from a fortified cereal states that in a single serving of cereal there is ...

A nutrition facts label from a fortified cereal states that in a single serving of cereal there is 8% of the percent daily value of the element phosphorous. The label also says that a single serving of cereal plus one-half cup of skim milk has 20% of the percent daily value of phosphorus. Which of the following statements is false?
A) A half-cup of skim milk contains 12% of the perc

General Biology   orengo   5   amanda42898   12 minutes ago

Household ammonia, or ammonium hydroxide, is a mixture of ammonia (NH3) and water. What types of ...

Household ammonia, or ammonium hydroxide, is a mixture of ammonia (NH3) and water. What types of ...

Household ammonia, or ammonium hydroxide, is a mixture of ammonia (NH3) and water. What types of bonding interactions will occur between molecules of ammonia and water in a bottle of household ammonia?
A) polar covalent bonds between positively charged nitrogen atoms in ammonia and negatively charged oxygen atoms in water
B) polar covalent bonds between negatively charged nitrogen a

General Biology   jay3istheman   3   emmamohdisa97   12 minutes ago

Glycolysis is the first step of cellular respiration, in which glucose is used to generate ATP to ...

Glycolysis is the first step of cellular respiration, in which glucose is used to generate ATP to ...

Glycolysis is the first step of cellular respiration, in which glucose is used to generate ATP to power the cell. The major chemical reaction that takes place in glycolysis (ignoring some other reactants and products) is the conversion of glucose (C6H12O6) to pyruvate (C3H4O3) and hydrogen ions (H+). Using this information, what is the correct equation for the glycolysis chemical re

General Biology   n2cute   7   gugu123   12 minutes ago

How will a lower ocean pH caused by ocean acidification affect coral reefs?

How will a lower ocean pH caused by ocean acidification affect coral reefs?

How will a lower ocean pH caused by ocean acidification affect coral reefs?
A) Coral reefs will grow faster because there are more carbonate ions available.
B) Coral reefs will grow slower because there are fewer carbonate ions available.
C) Coral reefs will grow faster because there are more bicarbonate ions available.
D) Coral reefs will grow slower because there are fewer bicarbo

General Biology   huda   6   thb   13 minutes ago

In ocean acidification, dissolving CO2 gas ________ the pH of the ocean.

In ocean acidification, dissolving CO2 gas ________ the pH of the ocean.

In ocean acidification, dissolving CO2 gas ________ the pH of the ocean.
A) lowers
B) does not affect
C) raises
D) triples

General Biology   killak   8   jjennaleighh   13 minutes ago

Consider the following situations: (1) a magnesium atom and two chlorine atoms join together to form ...

Consider the following situations: (1) a magnesium atom and two chlorine atoms join together to form ...

Consider the following situations: (1) a magnesium atom and two chlorine atoms join together to form a molecule of magnesium chloride; (2) water molecules interact with each other in a beaker; and (3) two carbon atom and six hydrogen atoms join together to form ethane. Rank the strength of the bonding interactions taking place in each situation, from the weakest bonds to the stronge

General Biology   Fattbatts   8   ninim2998   14 minutes ago

Silicon is an element that is found directly underneath carbon in the periodic table. How many ...

Silicon is an element that is found directly underneath carbon in the periodic table. How many ...

Silicon is an element that is found directly underneath carbon in the periodic table. How many electrons are in the valence shell of a silicon atom?
A) 1
B) 2
C) 4
D) 6

General Biology   AmyP911   8   GOJES   14 minutes ago

Which of the following hypotheses would be supported if liquid water were found on Mars and ...

Which of the following hypotheses would be supported if liquid water were found on Mars and ...

Which of the following hypotheses would be supported if liquid water were found on Mars and contained evidence of bacteria-like organisms?
A) Life must evolve in the presence of oxygen.
B) The chemical evolution of life is possible.
C) Life on Earth must have originated on Mars.
D) Life is guided by intelligent design.

General Biology   jayjayhussle310   5   JennMMiller22   14 minutes ago

A diabetic, who does not utilize insulin properly, will metabolize fats instead of glucose. A ...

A diabetic, who does not utilize insulin properly, will metabolize fats instead of glucose. A ...

A diabetic, who does not utilize insulin properly, will metabolize fats instead of glucose. A condition called diabetic ketoacidosis is a common result of excessive fat metabolism, causing blood pH values of 7.1 or less (normal range is 7.35-7.45). What has happened to the blood pH and why?
A) The pH is above normal (basic) because the ketones are too basic.
B) The pH is below norma

General Biology   Barbmat   5   Fg1988   15 minutes ago

Household ammonia has a pH of 12; household bleach has a pH of 13. Which of the following statements ...

Household ammonia has a pH of 12; household bleach has a pH of 13. Which of the following statements ...

Household ammonia has a pH of 12; household bleach has a pH of 13. Which of the following statements about these substances is true?
A) Both of these substances are strong acids.
B) The ammonia has 10 times as many OH- ions as the bleach.
C) The ammonia has 10 times as many H+ ions as the bleach.
D) A solution that could buffer the bleach and ammonia would remove excess OH- ions.

General Biology   Fathead56   6   AZNSLOWPOKE   15 minutes ago

Compared to a solution of pH 3, a solution of pH 1 is

Compared to a solution of pH 3, a solution of pH 1 is

Compared to a solution of pH 3, a solution of pH 1 is
A) 100 times more acidic.
B) 10 times more acidic.
C) 10 times more basic.
D) 100 times more basic.

General Biology   Shyshy   5   makeshsvm   16 minutes ago

Clots in our blood can lead to a heart attack or stroke by blocking blood flow. If a clot were made ...

Clots in our blood can lead to a heart attack or stroke by blocking blood flow. If a clot were made ...

Clots in our blood can lead to a heart attack or stroke by blocking blood flow. If a clot were made up of a mass of proteins, what changed in the proteins to cause them to form the clot?
A) The proteins became more polar.
B) The blood became saturated with proteins.
C) The proteins were no longer soluble in the blood.
D) The proteins became more soluble in the blood.

General Biology   n2cute   6   kkeenneeddii   17 minutes ago

You've made a hot drink by dissolving a teaspoon of instant coffee and a teaspoon of sugar in a cup ...

You've made a hot drink by dissolving a teaspoon of instant coffee and a teaspoon of sugar in a cup ...

You've made a hot drink by dissolving a teaspoon of instant coffee and a teaspoon of sugar in a cup of hot water. Which of the following statements is true?
A) You've just prepared an aqueous solution.
B) The water is the solute portion of the drink.
C) The instant coffee and sugar are solvents.
D) The instant coffee and sugar dissolve because they have no charged regions to repel t

General Biology   CaptainTrout   6   Lexis2018   17 minutes ago

Water's surface tension and heat storage capacity are accounted for by its

Water's surface tension and heat storage capacity are accounted for by its

Water's surface tension and heat storage capacity are accounted for by its
A) orbitals.
B) hydrogen bonds.
C) mass.
D) size.

General Biology   darla   5   s0073123   19 minutes ago

In plants, the process of photosynthesis produces glucose (C6H12O6) and oxygen from carbon dioxide ...

In plants, the process of photosynthesis produces glucose (C6H12O6) and oxygen from carbon dioxide ...

In plants, the process of photosynthesis produces glucose (C6H12O6) and oxygen from carbon dioxide and water. Which of the following statements about photosynthesis is true?
A) All of the carbon atoms from the carbon dioxide atoms are found in glucose.
B) More atoms are present at the beginning than at the end.
C) More carbon dioxide is released from the plant than is absorbed.
D) W

General Biology   jayjayhussle310   5   Noochie   19 minutes ago

In the equation 2 H2 + O2 2 H2O, the H2 molecules are ________ and the H2O molecules are ________.

In the equation 2 H2 + O2 2 H2O, the H2 molecules are ________ and the H2O molecules are ________.

In the equation 2 H2 + O2  2 H2O, the H2 molecules are ________ and the H2O molecules are ________.
A) reactants; products
B) products; reactants
C) created; destroyed
D) used; stored

General Biology   helpmepls   5   Paigegalvan96   20 minutes ago

Which of the following statements regarding chemical reactions is false?

Which of the following statements regarding chemical reactions is false?

Which of the following statements regarding chemical reactions is false?
A) Chemical reactions involve the making and breaking of chemical bonds.
B) Some chemical reactions create electrons; others destroy them.
C) The reactants contain the same number of atoms as the products.
D) Although the atoms of a reaction's reactants and products are identical to each other, their molecular

General Biology   Peryeeee   2   tehreem 968   20 minutes ago

A single water molecule (HOH) is held together by

A single water molecule (HOH) is held together by

A single water molecule (HOH) is held together by
A) a single covalent bond.
B) a double covalent bond.
C) two polar covalent bonds.
D) hydrogen bonds.

General Biology   asdfsdaf   3   kelsey9   21 minutes ago

If you found a fossilized dinosaur bone, what could be done to determine the age of the fossil?

If you found a fossilized dinosaur bone, what could be done to determine the age of the fossil?

If you found a fossilized dinosaur bone, what could be done to determine the age of the fossil?
A) Extract and sequence DNA from the bone.
B) Look at pieces of the bone under a microscope.
C) Analyze the isotopes of carbon in the fossil.
D) Compare the appearance of the bone to other fossilized bones.

General Biology   jbrisell   3   squirrelpie   26 minutes ago

Which of the following particles are found in the nucleus of an atom?

Which of the following particles are found in the nucleus of an atom?

Which of the following particles are found in the nucleus of an atom?
A) protons and neutrons
B) protons and electrons
C) only protons
D) only electrons

General Biology   CaptainTrout   6   Calyboo   28 minutes ago

In some areas, fluoride is added during the municipal water treatment process in order to help

In some areas, fluoride is added during the municipal water treatment process in order to help

In some areas, fluoride is added during the municipal water treatment process in order to help
A) prevent goiter.
B) prevent the growth of bacteria.
C) prevent the development of mental retardation.
D) reduce tooth decay.

General Biology   jbrisell   5   bob smith   29 minutes ago

Which of the following trace elements needed by humans is commonly added to table salt?

Which of the following trace elements needed by humans is commonly added to table salt?

Which of the following trace elements needed by humans is commonly added to table salt?
A) iodine
B) iron
C) magnesium
D) fluoride

General Biology   BladeLotus   5   Fg1988   29 minutes ago

Which of the following is a disadvantage of using managed relocation?

Which of the following is a disadvantage of using managed relocation?

Which of the following is a disadvantage of using managed relocation?
A) Many vehicles will be needed to transport the species, so CO2 emissions from the vehicles will cause an increase in global greenhouse gas levels.
B) Governments will face long-term high fuel costs for the many vehicles that will be needed to move the species.
C) Scientists may move the species to ranges where t

General Biology   helpmepls   12   tmendes   31 minutes ago

Which of the following is an advantage of using managed relocation?

Which of the following is an advantage of using managed relocation?

Which of the following is an advantage of using managed relocation?
A) Scientists will be able to accurately predict how many members of a species will survive the relocation because they can start the process with a definite number of members being moved.
B) Purposefully moving species will allow scientists to put specific numbers of organisms in different areas so that the species

General Biology   rossn   12   Lexis2018   31 minutes ago

If you were a scientist working on this project, how would you argue that the results of the ...

If you were a scientist working on this project, how would you argue that the results of the ...

If you were a scientist working on this project, how would you argue that the results of the research would be worth the time investment?
A) Finding the wild relative with disease resistance would help avoid extirpation of fungus that has a mutualistic relationship with the cultivated rice plants.
B) Finding the wild relative with disease resistance would protect the continent of As

General Biology   Lola617   11   Guest   32 minutes ago

Based on the characteristics of the snakehead described, which of the following is most likely to be ...

Based on the characteristics of the snakehead described, which of the following is most likely to be ...

Based on the characteristics of the snakehead described, which of the following is most likely to be a productive strategy to reduce the spread of this species?
A) extending the fishing season for prey fishes
B) introducing a natural predator to feed on juvenile snakeheads
C) capturing breeding snakeheads and sterilizing them so that they cannot breed any longer
D) introducing algae

General Biology   teacherlovinz   11   Charline091486   32 minutes ago