Question:
Spirogyra are green algae that can reproduce sexually. Which of the following features identifies reproduction in Spirogyra as sexual reproduction?
Answer:
Genetic material is contributed by two parent cells.
Question:
Typically, sedimentary rocks are formed
Answer:
from materials that settle.
Question:
Feathers, wings, and the hollow bones of birds are examples of
Answer:
adaptations for flight
Question:
Sodium chloride, commonly called "table salt," is made up of sodium and chlorine that have been combined chemically. Which term best describes sodium chloride?
Answer:

Compound