Where does gas exchange occur in the respiratory system?

a. bronchi

b. alveoli

c. trachea

d. epiglottis

The movements of energy and nutrients through living systems are similar because

What biotic factors could influence the bear population? what abiotic factors could influence the bear population?

Which of the following areas has a greater insolation? A) areas of high latitudes B) areas of low latitudes C) all areas have the same insolation

Which biome lies on the globe between the Tundra and the Deciduous Forest?

What do scientist use to grow new plnts from cutting of other plants

What are two ways that organisms are connected to the nonliving enviroment

The nurse is assessing a child's weight and height during a clinic visit prior to starting school. the nurse plots the child's weight on the growth chart and notes that the child's weight is in the 95th percentile for the child's height.

Which nucleic acid moves the code for protein synthesis from the nucleus to the ribosomes? A.) dRNA B.) tRNA C.) rRNA D.) mRNA

An injury becoming red and sore is a sign of which of the following? Humoral immunity, which results from infiltrating B-cells Humoral immunity, which results from antibody release Inflammation, which result from histamine release Inflammation,

When one homologous chromosome undergoes an inversion but the other does not, the individual is described as?