Which elements are halogens? Check all that apply. chlorine (Cl) oxygen (O) carbon (C) radon (Rn) iodine (I) gallium (Ga)

The main difference between a taproot system and a fibrous root system is that a. taproots can store a lot of food, while fibrous roots do not. b. taproots absorb water, while fibrous roots do not. c.

In which two ways can scientists exhibit ethical behavior? 1 cleaning their labs regularly to boost hygiene 2 creating products that improve people's lives 3 eating and drinking only during breaks 4 using only data that supports their hypothesis 5

Yeast and sugar are added to water, the gas produced is captured, and its volume is recorded. Which variables should be held constant during this investigation? i know the answer, just need an explanation as to why

Which of the following statements about antibodies is false? (A) Antibodies are produced by different combinations of soluble proteins in the blood called complement.

Which of the following statement is true of the phospholipid bilayer of the cell membrane? A) there is a hydrophobic side inside the cell B) there is a water-loving side outside the cell C) there is a water - fearing side inside the cell D) there is

For what purpose is DNA fingerprinting used?

Which of these will increase as the human population increases? A) Drinkable water B) Invasive species C) Space per person D) Species extinctions

Is the stroma involved in the Calvin cycle?

The fact that no organism exists as an entity separate and distinct from its environment is a major concept in the branch of biology known as

Tall height is dominant to short height in pea plants. You have a tall pea plant that you cross with a short pea plant.