What is the most complex organic molecule?
i-propyl cyanide
What are two examples of complex molecules?
The four main groups of carbon molecules of life are the most complex organic compounds: proteins, carbohydrates, lipids, and nucleic acids. All complex organic molecules are polymers.
What is the longest chemical formula?
The IUPAC name for Titin. This is thelargest known protein and so has the longest chemical name. Written in full, it contains 189,819 letters….What is the longest chemical formula?
| Molecular formula | I2O | IO |
|---|---|---|
| CAS registry | 39319-71-6 | 14696-98-1 |
| Appearance | Unknown | purple gas |
What does a complex molecule mean?
A complex is a molecular entity formed by loose association involving two or more component molecular entities (ionic or uncharged), or the corresponding chemical species. The bonding between the components is normally weaker than in a covalent bond.
What does complex mean in English?
adjective. composed of many interconnected parts; compound; composite: a complex highway system. characterized by a very complicated or involved arrangement of parts, units, etc.: complex machinery. so complicated or intricate as to be hard to understand or deal with: a complex problem. Grammar.
What does complex mean in science?
Complex, in chemistry, a substance, either an ion or an electrically neutral molecule, formed by the union of simpler substances (as compounds or ions) and held together by forces that are chemical (i.e., dependent on specific properties of particular atomic structures) rather than physical. …
What does complex mean in biology?
Complex systems biology (CSB) is a branch or subfield of mathematical and theoretical biology invented by Robert Rosen concerned with complexity of both structure and function in biological organisms, as well as the emergence and evolution of organisms and species, with emphasis being placed on the interconnectivity of …
What is an example of complexity in biology?
Complex systems exist at different levels of organization that range from the subatomic realm to individual organisms to whole populations and beyond. They include, for example, molecules, cells, organisms, ecosystems and human societies.
Which is the most difficult topic in biology?
Students’ difficulties in leaming biology concepts has been investigated by many researchers. Johnstone and Mahmoud (1980), reported that water transport in plants and genetics were among the most difficult biology topics to be leamt by secondary school and university students.
What is complex example?
For example; He sang and she danced. Subject / verb / co-ordinating conjunction / subject / verb. There are seven coordinating conjunctions that enable two clauses to be equal and they are worth taking the time to memorise; A complex sentence has one independent clause and at least one dependent clause.
What are 5 examples of complex sentences?
Common Complex Sentence Examples
- Because my coffee was too cold, I heated it in the microwave.
- Although he was wealthy, he was still unhappy.
- She returned the computer after she noticed it was damaged.
- Whenever prices goes up, customers buy less products.
What are 20 examples of complex sentences?
20 Examples of Complex Sentence, Complex Sentences Examples
- My father’s job is very difficult, but He enjoys going to work every day.
- I would like to help you with this and ease your burden, yet unfortunately, I have no time.
- Some people disagree with this theory, however, it’s never been proven right.
- I could not go to school early because I studied lesson until last night.
What are complex sentences give 10 examples?
Don’t leave the restaurant until the dishes here are washed. 2. Although he wanted to study abroad, he could not go because his father did not want him to go.
What are 10 examples of complex sentence?
10 Complex Sentences in English
- Although my friends begged me, I chose not to go to the reunion.
- Many people enjoyed the movie; however, Alex did not.
- Although the farmer is ready, the ground is still too wet to plow.
- If the ozone layer collapses, the global community will suffer.
- Although I’m not very good, I really enjoy playing football.
How do you make complex sentences?
A complex sentence is formed by adding one or more subordinate (dependent) clauses to the main (independent) clause using conjunctions and/or relative pronouns.
What is complex sentence give example?
A complex sentence has an independent clause and at least one dependent clause. For example: The human brain never stops working until you stand up to speak in public.
How many types of complex sentences are there?
two types
How can you tell if a compound is simple or complex?
A simple sentence consists of only one clause. A compound sentence consists of two or more independent clauses. A complex sentence has at least one independent clause plus at least one dependent clause. A set of words with no independent clause may be an incomplete sentence, also called a sentence fragment.
Which type of sentence is this?
declarative sentence (statement) interrogative sentence (question) imperative sentence (command) exclamative sentence (exclamation)
What is complex grammar?
In traditional grammar, a complex sentence is a sentence that contains an independent clause (or main clause) and at least one dependent clause. The complex sentence is conventionally regarded as one of the four basic sentence structures in English.
How can I improve my sentence structure in English?
How to Improve Your Sentence Structure
- Ensure the information within the sentence is clear.
- Make sure to use transitional words.
- Use care with subordinate clauses.
- Use active voice.
- Use active verbs.
- Follow traditional grammatical rules.