A scientist observes a bee and a bird on a cool spring morning, when the temperature is 49°F. The bird immediately leaves its nest. It flies around and starts looking for insects to eat. The bee remains still, sitting in the sun on a leaf. After an hour, the temperature has risen to 57°F. The bee begins to fly around and collect pollen from flowers. Explain why the bee and the bird behave differently as the temperature changes.

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

Why was mendel's work not accepted at the time? o a. his results were false. o b. he did not repeat his experiments. o c. he did not have any data. o d. his results were surprising,