Science semester 1 revision

what is a homologous pair of chromosomes?

describe a chromosome

How many chromosomes in all human body cells.

what is an allele?

whats a phenotype?

whats a genotype?

homozygous definition

heterozygous definition

what do genes do

what are gametes

what is the first cell called

diagram of a cell

what bases go together?

what does DNA stand for?

what does A,C,T,G stand for

what is meiosis?

what is mitosis?

define genetic modification

how has gene technology been used to help humans?

what is a genetically modified plant?

what is a transgenic animal?

what is a plasmid?

what is recombinant DNA?

what is distance?

what is time?

what is speed?

how do you convert km/h to m/s?

distance formula

time formula

speed formula

what is deceleration?

newtons first law

newtons second law

newtons third law

example of newtons 1st law

example of newtons second law

example of third law

what is inertia?

define gravity

what is air resistance?

what is weight?

what is mass?

what does acid and metal create?

how to test for the presence of hydrogen

what does acid and base make?

acid and metal carbonate makes?

what is limewater used for?

metal and oxygen?

what is incomplete combustion

what is complete combustion

how to speed up corrosion?

what is necessary for corrosion?

what is ch4

HCC

H2SO4

what is the law of conservation of mass

what is the name of the group of substances that are used to determine if a solution is basic or acidic?