The diagram shows the process of reproduction observed in a hydra. hydra
body
daughter
hydra
bud
Which statement best describes the process by which hydra reproduce?
O A single parent produces a genetically identical offspring by sexual reproduction.
O A single parent produces a genetically identical offspring by asexual reproduction.
O A single parent produces an egg and sperm that combine to develop into an offspring.
O A single parent produces an egg that develops into an offspring without being fertilized.

What can happen to an enzyme as tempature rises

The two main stages of cell division are called

Waste water from industries and domestic sources can be treated by chlorination or ultraviolet radiation. there are pros and cons to using either chlorine or uv radiation to kill harmful microorganisms. what is one reason chlorination would be preferred over ultraviolet radiation? a) chlorine only eliminates visible impurities and is ineffective against microorganisms. b) chlorine not only kills bacteria but provides a residual effect on returning microorganisms. c) uv radiation can be used only to treat drinking water and is ineffective in treating waste water. d) ultraviolet radiation is more effective