When this ink filler is dipped into a beaker of water and the bulb is pressed, air bubbles appear in the water. Why does this happen? A. Air in the atmosphere forms the bubbles.
B. The air in the ink filler is released to form bubbles.
C. The liquid rushes into the filler forming bubbles.
D. The air in the water forms bubbles.

Round peas are dominant to wrinkled. what would you cross a round pea with to determine if it were heterozygous or homozygous dominant? why? ?

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land

The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?