Describe the role of photosynthetic organisms, such as plants, in converting the energy of light to energy that can be used by all living things including the photosynthesizers themselves. be sure to follow the flow of energy from the sun to living things.

Where do homologous chromosomes exchange genetic material through crossing over?               a.  chlorophyll    b.  centrosomes    c.  centromeres    d.  chiasma

Genetic disorders can result when sister chromatids fail to seperate properly. during what phase is this problem most likely to occur?

Astore manager timed janette to see how long it would take her to fold and put away a sweater, a shirt, a pair of pants, and a scarf. it took her 26.1 seconds for the shirt, 24.3 seconds for the sweater, 32.8 seconds for the pants, and 18.2 seconds for the scarf. what was the average time it took janette to fold and put away all four items? during a catered lunch, an average of 4 cups of tea are poured per minute. the lunch will last 2 hours. how many gallons of tea should the caterer bring if there are 16 cups in one gallon?