The code for heredity is carried on what?

Sexual reproduction is responsible for The great variety observed in organisms Creating many of the same offspring Non of the genetic variations observed in nature Copying cells

Explain what happened genetically in the insect population over time as the insects were exposed to pyrethroids. A) The toxicity of pyrethroids weakened over time. B) The allele for pyrethroid resistance increased throughout the population.

Match these up 1. Human sewage 2. Limiting nutrient 3. Dead organisms and solid waste 4. Human activity 5. 80% of air a. can cause eutrophication b. nitrogen gas c. account (s) for even more production of nitrogen than nature does d.

1. A couple of mice with brown fur and black eyes had litter with the following distribution of traits: 9 with brown fur and black eyes, 3 with brown fur and red eyes, 3 with grey fur and black eyes, and one with grey fur and red eyes.

Energy is relesed from atp when

What is a galaxy a collection of

Answer for 10 pints does populations in the cave ecosystem can get energy storage molecules without sunlight? do you agree or disagree? explain your answer

This is the belief that life forms can arise from inanimate matter. This theory was refuted by Francesco Redi.

What are the final electron acceptor in electron transport chain?

Inroduced species often take over an ecosystem because they usually what?