The answer, is bryophytes are also called pioneer plants.
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Answer:
The correct answer is - option B. They are small because they lack a nucleus.
Explanation:
Red blood cells or erythrocytes are specialized cell that produce in bone marrow and have specific role such as carrying oxygen from lungs to deliver it to the various organs and carry out carbon dioxide.
In mammals these cells lack cell organelles such as nucleus and mitochondria, a major factor that determined its smaller size. The size of RBC are move through narrow vessels throughout a organism because of its specific size and shape that provide it space for hemoglobin and allow to be flexible and bend to move through narrow vessels.
Thus, the correct answer is : option B. They are small because they lack a nucleus.
The answer is: c because the rate that these consumers convert the chemical energy to their food into their own biomass
Answer:
C. how natural processes can introduce harmful materials into the environment
Explanation:
A(n) ___ is a group of terrestrial communities that covers a large area and is characterized by certain soil and ____ conditions and particular types of plants and animals
