DNA and RNA are made up of monomers called nucleotides. - DNA and RNA both have 3 nitrogenous bases: Adenine, Cytosine and Guanine. - DNA and RNA both have a phosphate groups in their nucleotides. Sometimes called phosphoric acid
Biologist study life at all levels of organization and complexity .atoms genes atom MOLECULE ,CELL,TISSUE,ORGANS,ORGANISM POPULATION, EARTH ,SOLAR SYSTEM AND GALAXIES
The right option is d. subject
The noun phrase green, leafy vegetables in this sentence functions as the subject as it is the topic of the sentence.
A noun phrase is a word or group of words that has a noun and functions as subjects, objects, prepositional object and as predicative expressions. Noun phrases can be long in length and each and every component of the noun phrase can be changed.
Infectious diseases are caused by microscopic germs (such as bacteria or viruses) that get into the body and cause problems. Some — but not all — infectious diseases spread directly from one person to another. Infectious diseases that spread from person to person are said to be contagious.
because while plants are exhaling oxygen humans are inhaling it but when humans exhale carbon plants would inhale it.
