Explain how widespread use of a pesticide can increase the damage done by a particular pest and create new pest organisms.

One kind of plant has only blue flowers and white flowers. According to a genetic model, the offsprings of a certain cross have a 75% chance to be blueflowering, and a 25% chance to be white-flowering, independently of one another.

What is an disconformity?

What is the source of a stream called?

What is recycled in atp-adp cycle

Which change of state occurs at 100 °C when heat energy has been added to liquid water? A. boiling B. melting C. freezing D. condensing

Battery disposal is a disadvantage of which form of energy?

If a cell has 4 pairs of chromosomes, after mitosis each daughter cell will have how many chromosomes?

Which two families of flowering plants provide protein for the majority of humans?

A. what are the primary abiotic factors that will affect life underwater? b. Explain how the abiotic factors such as depth, Temperature, and some other mentioned in the questions before affect aquatic organisms.

What is a prokaryote, and when did prokaryotes arise?