Weathering : it causes the loosening of the rocks
Transportation:sediment is carried along the currents to the depression
Deposition : sediments are deposited and trapped in the basin
<span>Cross bridges are created when myosin heads bind to ATP. This phenomenon is basically muscle contraction at work. In order for myosin heads to be bound with ATP at the actin active site, it must be excited with Calcium.
Once myosin heads bind with ATP, it begins to slide and perform muscle contractions in the body, allowing a person to move.</span>
Soil erosion is defined as the wearing away of topsoil. Topsoil is the top layer of soil and is the most fertile because it contains the most organic, nutrient-rich materials. Therefore, this is the layer that farmers want to protect for growing their crops and ranchers want to protect for growing grasses for their cattle to graze on.
Answer:
crossing over
Explanation:
Crossing over is where homologs can exchange DNA which leads to genetic variation
I would say C or D
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