1.) A bluebarry has a greater density than a strawberry.
2.) The blueberries sunk while the strawberries float
3.) Blueberries carry a larger density than water
4.) Strawberries have less density than water
Answer:
Substrate. The substrate is the surface on which the river organisms live. It may be inorganic, consisting of geological material from the catchment area such as boulders, pebbles, gravel, sand or silt, or it may be organic, including fine particles, leaves, wood, moss and plants.
Answer:
D
Explanation:
A: to create sex cells of reproduction.
This is the purpose of meiosis: a cell division process. It creates gametes, or sperm and eggs.
B. to provide the cells with food
This would be eating for animals, or photosynthesis for plants. When animals eat, it provides their cells with food. When plants photosynthesize, they create their own food in the form of glucose.
C. To give the cell energy
This would be cellular respiration. It turns food and glucose into usable energy called ATP.
D.
This is the correct choice. Mitosis is cell division, which means it creates new cells. This allows organisms to grow and repair.
