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Biology
College
The figure above will be required for the next two questionsIn figure B, red blood cells are in what type of solution?Hypotonic, which means the solution (plasma) has higher solute concentrationHypertonic, which means the solution (plasma) has higher solute concentrationHypotonic, which means the solution (plasma) has lower solute concentrationHypertonic, which means the solution (plasma) has lower solute concentration
Biology
College
Please write 5 sentences to this
Biology
High School
Which answer choice includes two accurate pieces of evidence for scientists' ideas about the age of earth?A. The oldest known earth rocks are 5.6 billion years old. Some moon rocks and meteorites have been dated as being 5.6 billion years old.B. The oldest known earth rocks are 2 million years old. Some moon rocks and meteorites have been dated as being 2 million years old.C. The oldest known earth rocks are 3.7 billion to 3.8 billion years old. Some moon rocks and meteorites have been dated as being 4.4 to 4.6 billion years old.D. The oldest known earth rocks 13.6 million years old. Some moon rocks and meteorites have been dated as being 13.8 million years old.
Biology
High School
3) Assess the significant difference(s) between the boundary at thePeru-Chile trench & the boundary between india/Asia that creates theHimalayas. (Hint: They are the same TYPE of plate boundary, but there'ssomething else that's different)
Biology
High School
What BEST describes the roles of photosystem I and photosystem II in the process of photosynthesis? A. They form ATP as hydrogen ions cross the thylakoid membrane. B. They absorb sunlight and distribute the energy as heat. C. They transfer electrons from a series of intermediates to form NADPH. D. They absorb sunlight and transfer the energy to electrons.
Biology
College
Will give 200 points if help
Biology
High School
Which is NOT a function of the bacteriaof the microbiome in the body?A. Regulate immune systemB. Allow growth of disease-causing bacteriaC. Help digest foodD. Produce vitamins
Biology
High School
if a cell were treated with a drug that prevented the nuclear envelope from reforming, which stage of the mitotic cell cycle would the cell be stuck in?
Biology
College
1. What is the ozone layer? Why is it important?2. What causes ozone to form naturally in the upper atmosphere? Lower atmosphere?3. Explain why scientists say the earth has too little AND too much ozone.4. What chemicals are destroying the ozone layer? Where is this destruction most visible?5. What is causing the temperature of the earth to increase? What is this called?6. Name the greenhouse gases.7. What are some ways humans have contributed to the greenhouse effect?
Biology
High School
The annual fluctuation in carbon dioxide concentration can best be explained by the.
Biology
High School
Question 81 ptsA(n)_________ occurs when Earth is closest to the Sun, while a(n)_______ occurs when Earth isfarthest from the Sun.periapsis; apoapsisaphelion; perihelionO apoapsis: pariapsisOperihelion: aphelion
Biology
High School
"There are five different types of nucleotide bases found in living things. Which is an accurate comparison of the bases found in birds and the bases found in flowers?"A Birds and flowers have different arrangements of the bases.B Birds have fewer bases in their cells than flowers do.C Birds and flowers have different types of bases.D Birds and flowers have the same arrangement of the bases.
Biology
High School
Describe the structure of large vacuole. And describe the function
Biology
College
Molecules move UP a concentration gradient. What is this called
Biology
College
in a DNA molecule having 1400 bases has 400 adenine bases .so what will be the number of thyamine bases?
Biology
College
Which of these is NOT part of cell theory? A:A. All cells come only from existing cells. B:B. All cells have the same basic structure. C:C. All living things are made of one or more cells. D:D. The structure and function of an organism is determined by the structure and function of its cell(s).
Biology
High School
What affect does alcohol concentration have on cell membrane permeability?
Biology
College
A teen who eats large amounts of food in a single sitting and then induces vomiting to eliminate the food might be suffering from __________.Question 1 options:anorexiabulimiasynesthesiadiffusion
Biology
College
Which of the following is considered a gender stereotype?Question 7 options:Men have more facial hair than women.Women stay home and take care of the children.Men are typically taller than women.Women can become pregnant and give birth to children.
Biology
College
A particular laboratory solution contains 5 L of propanol per 10 mL solution.Express this as a percent propanol solution.
Biology
High School
I need 7,8, and 9 please
Biology
High School
How does locoweed keep from poisoning itself?
Biology
High School
How do cells become specialized? Genetically identical cells undergo differentiation to alter gene expression.Genetically identical cells undergo differentiation to alter gene expression.Mitosis creates genetically unique cells that can do different tasks.Mitosis creates specialized cells for different purposes.Genetically identical cells undergo differentiation to make them genetically unique.
Biology
College
Which of the following describes a similarity between aquafarming and hydroponic farming?A. They both require existence of fish.B. They both require adding nutrient-rich water.C. Neither requires soil.D. They both require mutualism.Pretty sure the answer is B. Someone tell me if i'm wrong.
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