Answer: they are made of one or more cells
Explanation:
I took a test on this a week ago
Answer:
Explanation:
Answer Expert Verified. The presence of oxygen and levels of ATP.
The three observations that could help an individual in distinguising whether the organism is a fish or not is that it should live under water as fish can't survive without water, another thing is that it should laid eggs when it comes to giving birth because when it does not lay eggs but produces a living organism normally without an egg, it is considered to be a mammal and lastly, the appearance it possess such as having gils or fins.
Answer:
Explanation:Water enters the cell when placed in environments of high water concentration.
Answer:
The correct answer is C. Due to increased shark populations, seal populations have more streamlined bodies.
Explanation:
Natural selection can only be compared between organisms of the same species. The comparison between sharks and seals is not an example of natural selection because it doesn't explain properly why there's a relationship between the two species and how it led to a change in the seals' bodies.