Earth Axial tilt
The answer is
23.44
The advantage that is conferred to algae and plants that have sporopollenin is that they have reproductive cells that are more resistant to desiccation. Remember that a sporopollenin is a polymer that is inert and makes up the outer layer of pollen grains and spores. Sporopollenin<span> is also found in the cell walls of several taxa of green </span>alga<span>, including Phycopeltis </span>
Explanation:
Complete answer:
A mature erythrocyte lacks nucleus and mitochondria so as to make a place for the accommodation of more hemoglobin and hence more oxygen molecules. Lack of such organelles also provides the peculiar biconcave appearance of RBCs that aids in efficient diffusion. Young mammalian RBCs are nucleated.
The answer would be pulmonary function test
Pulmonary function test used to know the various capacities of the lungs that reflect the lungs status. From this test, the physician can conclude if the lungs <span>are </span>obstructive, restrictive, or both. Patient with asthma will have a better improvement when given bronchodilator drug compared to COPD patient.