Answer:
Oxygen was not present on early earth
Answer:
C. Viruses
Explanation:
Viruses lack the properties of living things. They have no energy metabolism, they do not grow, they produce no waste products, and they do not respond to stimuli. They also don't reproduce independently but must replicate by invading living cells.
Answer:
A synovial joint
Explanation:
because it is highly moveable, allows for flexibility, has ligaments for stability, and has cartilage for protection of the articulating bones. ... It is a synarthrosis joint because it cannot move.
Answer:
Groundwater
Explanation:
Groundwater, which is in aquifers below the surface of the Earth, is one of the Nation's most important natural resources. Groundwater is the source of about 33% of the water that county and city water departments supply to households and businesses (public supply).
The answer would be C. A haploid cell.
Gametes are haploid cells made by meiosis. Male and female gametes fuse together during fertilization and form the diploid zygote.