Answer:
to reporduce
Explanation:
sperm is used to reperdouce organism from specie to speciwe
Answer:
The lunar phases gradually change over the period of a synodic month (about 29.53 days), as the orbital positions of the Moon around Earth and of Earth around the Sun shift. The Moon's rotation is tidally locked by Earth's gravity; therefore, most of the same lunar side always faces Earth.
Explanation:
An eukaryotic cell has a nucleus while the prokaryotic cell doesn’t.
Lamprey and hagfish are jawless fish, with skeletons composed of cartilage. They do not have scales and are considered primitive fish. They are in the superclass cyclosystoma.
Answer:
A.the flow of energy between organisms in an ecosystem
