A piece of potato was placed in a beaker of water. what best describes the movement of the molecules across a semipermeable membrane

A population of a tree snail species has different patterns in their shells. These slight differences in appearance among the individual members ofthe species are called variations.

A scientist measures the weight of two different animals one is 250 grams and the other is 330 grams in milligrams what is the difference between the two weights of the animals

Individuals in a population share a? A species B habitat C phenotype D both a and b, but not c

How can you tell if your sanitary landfill is not polluting the environment? A) by smelling it B) by monitoring it C) by observing it D) by reporting it

Why does the domain differ for different functions?

Mark is studying jellyfish in a small body of water. Mollusks are a primary food source for jellyfish, and a large number of mollusks have recently been harvested from the area. How will this impact the carrying capacity for the jellyfish?

Summary of newton's laws and their importance to daily lives

Explain what is meant by the statement cleaner than coal

What type of cells are produced after fertilization occurs and the gametes combine? A) an egg cell B) a sperm cell C) a diploid zygote D) a haploid zygote

On a hot summer day, you notice a line of dark clouds forming. based on this observation, you go back inside and get an umbrella. what scientific skill have you used.