20 points asap pls                      in an ecosystem, organisms are dependent on each other for their survival. small fish eat plankton. in the fish, chemical energy from plankton is converted into 1 oxegenated energy 2 radiant energy 3 macahnical energy and used by fishes to swim. these fish are then devoured by large fish. bacteria break down the dead bodies of fish to release energy, which is then absorbed by other organisms in the ecosystem. this flow of energy is an example of the 1 loss of energy 2 creation of energy 3 conservation of energy.

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer

Kara has a plant that produces either purple or white flowers. she crosses a plant that has two recessive alleles for white flowers with a plant that has two dominant alleles for purple flowers. which result would be true of all of the offspring? a) all of the offspring would have two recessive alleles and white flowers. b) all of the offspring would have two dominant alleles and purple flowers. c) all of the offspring would have one recessive allele, one dominant allele, and white flowers. d) all of the offspring would have one recessive allele, one dominant allele, and purple flowers

What do scientific models predict will happen to earth's temperature if current trends continue unmitigated? a. earth will heat and cool in a natural cycle b. earth will heat up and then return to an ice age c. earth will continue to warm at a rate of 0.25 c per decade d. earth will start to cool at a rate of 0.25 c per decade appex