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Biology Questions

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Total questions: 18886

What safety rules should be followed in a science laboratory?
Popularity: 213

What are the parts of a Compound Microscope?
Popularity: 133

What are advantages and disadvantages of electricity?
Popularity: 103

What are the three parts of a cell theory?
Popularity: 98

Why do mosquito bites and other bug bites itch?
Popularity: 70

What is the difference between a manipulated variable and a responding variable in a controlled experiment?
Popularity: 68

How does caffeine effect plant growth?
Popularity: 67

How does Coke make plants grow?
Popularity: 66

What are the uses of the laboratory apparatus are there many?
Popularity: 65

What is the meaning of circle of life?
Popularity: 64

How does music affect the growth of plants?
Popularity: 63

What is an analogy for a smooth endoplasmic reticulum?
Popularity: 61

Who is a 'geneticist'?
Popularity: 61

What do centrioles do?
Popularity: 60

Does seed germination affect plant growth?
Popularity: 59

How do you determine if a molecule is polar or non-polar?
Popularity: 59

What are analogies for flagella?
Popularity: 57

What is cell biology?
Popularity: 57

What is an analogy for a cell membrane?
Popularity: 55

What is an analogy for a peroxisome?
Popularity: 55

What affects a plant's stem thickness?
Popularity: 55

What is the Big Bang theory?
Popularity: 54

What does a nucleus do?
Popularity: 53

How much salt is in the human body?
Popularity: 53

What is the optimum temperature for catalase?
Popularity: 53

What is neutral selection?
Popularity: 52

What are good careers to consider after getting a master's or PhD in biochemistry or microbiology?
Popularity: 52

If a plant grows in a pressurized environment and it adapts what could be some of the effects to the plant's structure and size?
Popularity: 51

Is soil rock or sand the best source to grow seeds?
Popularity: 51

What are the branches of biological science and what do they each deal with?
Popularity: 50

What is the function of the central nervous system?
Popularity: 50

What are living and nonliving reservoirs?
Popularity: 50

What is a characteristic feature of a carrier protein in a plasma membrane?
Popularity: 50

What are analogies for mitochondria?
Popularity: 49

What happens when the cell membrane or plasma membrane ruptures or breaks down?
Popularity: 49

Is nutrient agar selective?
Popularity: 49

What is philosophy of biology?
Popularity: 49

Who created the two-part naming system used in biology?
Popularity: 48

What is the natural habitat of E.coli?
Popularity: 48

What are the arguments on both sides of the global warming controversy?
Popularity: 48

How does a plant in a very cold region look?
Popularity: 48

How do the circulatory system and the respiratory system work together to keep a human body alive?
Popularity: 48

What is the middle part of a muscle known as?
Popularity: 48

What is an analogy for microtubules?
Popularity: 48

Why do preserved foods not spoil?
Popularity: 47

Do special decomposers exist in the tundra?
Popularity: 47

What is an organ that belongs to more than one organ system?
Popularity: 47

What effect does diameter of conduction fiber have on conduction of the heart?
Popularity: 47

Why would a tongue not detect mild sweetness after eating foods with high sweetness?
Popularity: 47

What is the tallness trait of a pea plant moving separately from the color trait an example of?
Popularity: 47

What are two things that enter the cell for cellular resperation?
Popularity: 47

What is skin made of?
Popularity: 47

How can you kill yourself without feeling any pain?
Popularity: 46

What are the advantages or disadvantages of asexual reproduction in a stable environment?
Popularity: 46

What is a Puffball seed?
Popularity: 46

How does the structure of a crab relate to its habitat?
Popularity: 46

What features make hybrid corn more desirable than its parents?
Popularity: 46

How do organisms adjust to changes in temperature?
Popularity: 45

Why does DNA twist?
Popularity: 45

What does the cell membrane do for the cell?
Popularity: 45

How does the odor of flower petals help pollination?
Popularity: 45

Do all vascular plants develop annual rings?
Popularity: 45

Why is the deleterious sickle cell allele still present in the gene pool of the US?
Popularity: 45

What is the importance of genetics?
Popularity: 44

Does turberculosis go through a lytic or lysogenic cycle?
Popularity: 44

Why do some papayas taste bitter and what causes it to be while other papayas of the same plant arent bitter at all?
Popularity: 44

Which culture is best for an Minimum Inhibitory Concentration experiment A culture grown overnight and diluted to 10-3 or a fresh culture frown for a couple of hrs that has no turbidity?
Popularity: 44

If you eat a cracker what is the sequential order of how you digest it from mouth to liver?
Popularity: 44

Why doesn't pressing down on the cover slip remove excess water?
Popularity: 44

How do you make a simple model showing how the eye works?
Popularity: 44



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