Two brothers inherit different sets of alleles from their parents. what effect
will this have?
o
a. they will have different haploid numbers.
o
b. they will have different traits.
o
c. they will be different species.
o
d. they will be different genders.

What role do bacteria play in the carbon cycle

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight