The field measured 40 m by 145 m. The students used 0.25 m² quadrats. The students found a mean of 0.42 dandelions per quadrat. Estimate the population of dandelions on the field?

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

Determine if the following statement is true or false. if true, choose true. if false, choose the rewording that is true. according to the law of independent assortment, alleles for each gene are inherited together so that they always stay together. according to the law of independent assortment, offspring express a combination of their parents' traits. according to the law of independent assortment, alleles for a characteristic split during meiosis and combine during fertilization. true according to the law of independent assortment, alleles for each gene are inherited independently so that no two alleles stay together.

Which of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !