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Where do plants get the food (glucose) they need for energy?
They produce it during photosynthesis
They absorb it directly from the sun
They absorb it directly from the soil
They receive it from atompsheric gases
Why are digestion and cellular respiration important to the body?
They help provide the energy needed for body functions
They control the production of hornones in the body.
They build muscles and bone that the body needs.
They store food for the body
A runner is preparing to run a long race. Which would provide the highest level of food for the runner.
Which best explains why good fats (avocado, olive oil) are an important part of a healthy diet?
Fats provide the body and its organs with stored energy, insulation, and protection.
Fats are necessary for controlling blood pH
Fats act as a catalyst by reacting with sugars in fruits and vegetables
Which best describes the relationship between diet and exercise for a healthy body?
A well-balanced diet increases energy levels and improves the ability to exercise
The body burns more calories through exercise if a high-fat diet is consumed.
Consuming large amounts of carbohydrates ensures energy to perform exercise
A poor diet causes the body to increase energy production and provides more energy for exercise.
How are plant cells and human cells the same?
They use mitochondria to release energy from sugars
They can produce their own oxygen
They make their own food from sunlight
They can receive nutrients through the cell wall
Which was most likely the earliest way biotechnology was studied by humans?
breeding better varities of crops and livestock
finding of evidence of crimes
making new medicines to cure sicknesses
discoveriing the causes of hereditary diseases
Which best descriebes the process by which the energy from the sun is used to create glucose molecules?
Biotechnology uses a procedure called genetic engineering. Whihc best describes genetic engineering?
adding DNA from one organsim into the DNA of another organisms
making artificial DNA in the labroatory from chemicals
cutting out pieces of DNA from an organism under a microscope