The sequence of passage of air during inhalation:
pharynx
larynx
trachea
bronchi
alveoli
(there are actually a few more steps to this question, but these are what the question lists)
hope this helps!!
Answer: By studying the fossil record we can tell how long life has existed on Earth, and how different plants and animals are related to each other. Often we can work out how and where they lived, and use this information to find out about ancient environments. Fossils can tell us a lot about the past.
Answer - B
Bacteria are living cells whereas viruses are acellular and the research on them till now suggests that they are non-living organisms.
<span>The most obvious change due to seasonal variation is the change from summer to winter. Some animals migrate to other parts of the world, such as migratory birds. Many animals in colder climates hibernate. In both cases, the absence of these animals leads to a gap in the ecosystem. In regions with highly seasonal rainfall, the low rainfall season can lead to low flows in rivers, and a reduction of certain habitats for some aquatic organisms, such as beaver or aquatic insects.</span>
Answer:
O Two samples can have different properties, depending on the source.
Explanation:
