Droplet nuclei
particles 1-10 um in diameter, implicated in spread of airborne infection; the dried residue formed by evaporation of droplets coughed or sneezed into the atmosphere or by aerosolization of infective material.
Hormones are essential in the regulation of the activity of the various biological systems of the human body. The ineffi..
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
The endoplasmic reticulum and Golgi apparatus are the organelles involved in the translation step of protein synthesis a..
In plants, growth occurs in meristems, which are the site of repeated cell division of unspecialized cells. These cells ..
Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern ..
Lotic communities have conditions that are rather harsh for typical plants. Thus, the diversity of plant species in loti..