Evolution basics

A _____ is the piece of DNA that codes for one particular protein in a particular cell

Tags

NGSS.HS-LS1-1

Natural selection is the process where natural random _________ are able to be passed on and spread in a population.

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Mutations will be passed on and spread if they are helpful or neutral

• True

• False

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

On the NZ coastline, where pohutukawa trees grow, what are some common environmental pressures that make survival difficult? (you can choose more than one answer!)

• Strong winds

• Cold, ice and snow

• Loose sandy soil

• Salt spray

Tags

NGSS.HS-LS2-6

If a mutation survives and is passed on, it becomes an ______, or a different form of a gene

• allele

• protein

• variation

Tags

NGSS.HS-LS3-2

In humans, the gene is for eye colour. What are the possible alleles?

• Pink and red

• Blue and not-blue

• Brown and green

• All of these are possible alleles

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

An allele can be passed on without being expressed in an individual

• No, all alleles are always expressed

• Yes, if it is dominant

• Yes, if it is recessive

• No, alleles can't be passed on

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Over time, if a population is separated, mutations and different environmental pressures can make them change into completely different species

• True

• False

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-5

Similar species, like the kea and kaka, once had a common ancestor

• True

• False

Tags

NGSS.HS-LS4-1

All alleles appear equally in a population, no matter what the environmental pressures

• True

• False

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

NGSS.HS-LS4-5