Draw a terrestrial food chain (insert, drawing) that includes four feeding levels.

Describe the functions of cell division in single-celled and multi cellular organisms.

Which statement best summarizes Gregor Mendel's contribution to science? Mendel determined that garden pea plants can produce flowers in a variety of colors. Mendel found evidence that factors for some traits are inherited from parents.

Marys mother bought some beautiful blue flowering plants. she took very good care of the plants. she watered them, fertilized them regularly, and added lime to the soil to raise the pH from acidic to basic.

Which does erosion do? 1) cements rocks 2) forms rocks 3) breaks rocks apart 4) moves bits of rock and soil

Photosynthesis means ... a. The green material in plants that traps energy from sunlight and uses it to break down water molecules into atoms of hydrogen and oxygen. b. in a plant the growth tissue that produces the xylem and the phloem. c.

Explain the process that creates wind?

What type of food molecules make up lettuce

The theory of endosymbiosis suggests that the ancestors of mitochondria were A) formed due an error in cytokinesis. B) once free-living heterotrophic prokaryotic cells. C) parasitic cells that lived within more complex organisms.

Wat biotic and abiotic factors control viral activity in the sea

Which structure is Chad drew a diagram to compare animal cells and bacterial cells. Which label belongs in the area marked X? found in some but not all plant cells?