An element is defined by its number of what?

protons

electrons

neutrons

all particles

What is an Active transport

What is the name of the pores, or holes, on the outer layer of the sponge that take water in? A. ostia B. flagella C. osculum D. canal

When a single cell of E. coli reproduces, it first duplicates its DNA. Next, the cell elongates as each copy of DNA is pulled toward opposite ends of the cell.

Perhaps the single greatest contribution Linnaeus made to science was his method of naming species. This method, called binomial nomenclature, gives each species a unique, two-word Latin name consisting of the genus name and the species name.

How can analyzing and interpreting scientific data allow scientists to make informed decisions?

What is some conclusive evidence that organisms of two different species share a common ancestor?

In guinea pigs, the allele for rough coat (r) is dominant over the allele for smooth coat (r). a heterozygous guinea pig and a homozygous recessive guinea pig are mated. which would be the phenotypes of the offspring? a. all rough coat b.

Match the following with their proper definitions. biomass a property capable of causing changes in matter a carbon-based fuel derived from living matter that existed in prehistoric times the energy of a moving object 2. energy 3.

25. The sodium-potassium pump a. increase the concentration of sodium ions inside a cell. b. decreases the concentration of sodium ions inside a cell. c. increases the concentration of potassium ions inside a cell. d. both (b) and (c)

What effect do you think increasing the number of protein carriers would have on the glucose transport rate?