About how many different combinations of chromosomes can be produced through the random fertilization of human gametes?

Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline.which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used

The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind

All fats are part of a larger group known as lipids. lipids come in a variety of forms in food, including triglycerides, phospholipids, and sterols. choose the statement below that correctly describes the types of lipids found in foods. all fats are part of a larger group known as lipids. lipids come in a variety of forms in food, including triglycerides, phospholipids, and sterols. choose the statement below that correctly describes the types of lipids found in foods. triglycerides contain two fatty acids attached to a glycerol backbone. the body does not manufacture phospholipids, so they must be included in the diet. about 95% of the fat you eat is in the form of sterols. sterols like cholesterol have a ring structure.