General Science Knowledge
Genetics
Chemical Bonds
Evolution
Chemical Reactions
100

What is the largest planet in our solar system?

Jupiter

100

What do we call the different forms of a gene?

Allele

100

Which type of bond is known for having a sea of delocalized electrons?

Metallic Bond

100

A trait that arose in a common ancestor that all its descendants share is called…

Derived character

100

What is the name for a reaction where a single compound breaks down into two or more simpler substances?

Decomposition

200

What is the unit of measurement for force?

Newton

200

Genotypic expression is characterized by the forms of a gene working together. When this 2 forms are identical we call this expression…

Homozygous

200

What is the main difference between ionic and covalent bonds regarding electrons?

Ionic bonds transfer electrons, covalent bonds share electrons

200

A group that includes a single common ancestor and all of its descendents is called…

Clade

200

What is the state of matter of cadmium sulfate in the following equation?

 
K2S (aq) + CdSO4 (aq)  → K2SO4 (aq) + CdS (s)

Aqueous 

300

Who is credited with the discovery of penicillin?

Alexander Fleming

300

The cell cycle comprehends different phases in which the cell spends her life time. During this cycle, there is a phase in which the cell replicated the DNA preparing for cell division. This phase is called…

S1 or Synthesis Phase

300

What is the chemical formula of the compound dinitrogen pentoxide?

P2O5

300

When 2 different populations are often subject to different selective pressures and genetic drift, so they would be expected to have different allele frequencies it's called…

Gene flow

300

What would be the products of the following reaction if it undergoes a single replacement?

Li + KCl -> ?

LiCl + K

400

How many bones are in the adult human body?

206

400

DNA molecules are made of 2 strands joined together by hydrogen bonds between nitrogen bases. How is it called the bond between the Phosphate and Deoxyribose?

Phosphodiester bond

400

What is the charge of the cation in a sodium sulfide (Na2S) molecule?

The cation is Na and the charge is +1

400

Moths arrived first on the evolutionary stage, roaming the skies freely for millions of years – until bats became airborne and pierced the darkness with their echolocation cries. This is an example of which type of evolution?

Coevolution

400

How many moles of ammonia are produced from 12 moles of molecular hydrogen?

N2 + 3H2 → 2NH3

8 moles of NH3

500

Humans and chimpanzees share roughly how much DNA?

96-98%

500

Blood types come from a unique type of Non-Mendelian inheritance pattern. An individual that is heterozygous for both Allele A and Allele B will display this type of inheritance known as…

Codominance

500

How many atoms of fluorine and nitrogen are needed to complete the octet of both elements?

3 atoms of fluorine and 1 atom of nitrogen

500

Whales, sharks and fish have a similar structure that provides the same functionality but has a different original ancestor. What are these structures called?

Analogous structures

500

Write down the chemical equation for the combustion of butyne

C4H6 + O2 → H2O + CO2