Fish tank owners will often add ammonia to the tank to increase the nitrate levels. If too much ammonia is added, what might occur?
O A. Algae growth will increase, causing oxygen levels to increase.
OB. Algae growth will decrease, causing oxygen levels to decrease.
a
C. Algae growth will increase, causing oxygen levels to decrease.
O D. Algae growth will stop, and oxygen will not be produced.

Q: a pair of homologous chromosomesa) always has the same genes and the same allows b)always has the same genes c)always has the same alleles d)never has the same genes

What must be true for natural selection to heppen

Refer to the family pedigree shown here. in generation i, one parent is affected by the gene mutation and one parent isn't. in generation ii, all three children are affected by the gene mutation. what can you conclude about this gene mutation? a. all children born in future generations will be affected by this disorder. b. this gene mutation is a dominant disorder. c. this gene mutation is a recessive disorder. d. the generation i mother is a carrier of this gene mutation.