Common colds are caused by viruses and antibiotics only work in bacteria. Antibiotics work by targeting the different replication processes and functional characteristics of bacteria. Virus on the other hand are only active once they have invaded something to use as a host. Therefore it is more difficult to target the mechanisms of viruses because they are usually dormant and have different organelles than of bacteria.
Answer:
Cardiovascular system
Explanation:
Cardiovascular means relating to the heart and blood vessels. Even though blood system sounds like an appropriate name, the circulatory system studies more than just blood, it studies the heat and blood vessels as well.
Answer:
A lotus plant adapts itself to live in water by developing leaves and stems that waxy in texture and essentially "hydrophobic." Lotus plants have achieved the hydrophobic effect.
Explanation:
Answer:
Answer ...They are Autotrophs.
Explanation:
Autotrophs are the group of animals capable of producing their foods. They are referred to as the producers. Plants are regarded as the prime examples of autothrophs. Basically , autotrophs can be categorised into two, these are
* photoautotrophs......those that make use of sunlight.
* chemoautotrophs.....those that create their energy from inorganic materials.
