Answer:
Crossing over
Explanation:
Please see the attachment
Answer:
a volcanic eruption must have occurred nearby which scared the sea creatures away
Explanation:
most sea creatures are scared by volcanic eruption
Answer:
False
Explanation:
Gametes are formed by meiotic division, and classified by shape, size and activity. In some species they are undifferentiated, that is, isogamous, resembling, but not identical, regardless of gender. However, most species have heterogeneous gametes (anisogamy), differentiated by morphological, dimensional and mobility aspects.