Explain what would happen to the population of frogs if:.

a) Grasshoppers were to be killed by an insecticide? (2 marks)

A solution with the indicator would turn from yellow to blue when which combination of factors exists?

Which task would an environmental scientist most likely perform? -determining the age of rocks in a canyon -testing the water in a stream for contaminates -studying the weather patterns in a particular climate -evaluating floodplains to determine

Which resource is a renewable resource? A. Coal B. Gemstones C. Metal D. Trees

Organisms cannot create the energy they need to live they must capture and form their environment true or false

Como se definiria lo que es un ser vivo

How does a mutation in dna cause a disease that affects multiple organs?

Dylan is on a strict vegan diet. He doesn't consume meat, fish, eggs, or dairy products. Which nutrient is difficult to obtain naturally from a vegan diet

Determine what each letter represents in the Punnett square. Letters A and B represent the genotypes of the

What vessel returns filtered blood to the inferior vena cava

Which of these is true for bacteria because they are prokaryotic cells a - they can destroy neutrophils b - they are much smaller than lymphocytes c - they can invade macrophages d - they are much larger than killer T cells