Male, because they select the gene because xx girl and xy is boy. so he chooses x or y.
During photosynthesis, plants trap light energy with their leaves. Plants use the energy of the sun to change water and carbon dioxide into a sugar called glucose. Glucose is used by plants for energy and to make other substances like cellulose and starch
Answer:
Explanation:
The components of the cell membrane consists of lipids that includes the cholesterol and phospholipids other components includes the carbohydrates, and proteins. The phospholipid forms the basic structure of the cell membrane. The cholesterol molecules are scattered in the lipid bilayer, these help the membrane in the fluid consistent state.
The main function of the plasma or cell membrane is the protection of the cell from it's surrounding.
"In the early days of germ theory, contagious diseases
were thought to be caused by fungi or bacteria. In the 1890's, Dmitri
Ivanovski filtered extracts from diseased tobacco plants and discovered
that the disease could be transmitted to new plants through the
filtrate. He concluded that the disease was caused by particles smaller
than bacteria; the tobacco mosaic virus", is partially correct. Dmitri
Ivanovski discovered that filtered extracts from diseased tobacco plants
could be transmitted to new plants through the filtrate. However, it
was Dutch microbiologist Martinus Beijerinck who, while replicating
Ivanovsky's experiments, proved that the filtrate contained a new
infectious agent. Beijerinck named this agent a virus.
