Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
what are the benefits of migrationeg need to leave alaska due to harsh weather conditions statement that birds are escaping nz winter not acceptable
biological mechanisms annual rhythm innate behaviour pattern stimulated by environmental cues shortened day length is the cue for preparation -
describe different animal groupsa could comprehensively compare and contrast the behaviours exhibited by social
explain the concept of selective breedinga understood the concept of selective breeding andor were
sympatric or allopatric speciationsympatrythe development of new species within a population two hebe sp living in the same location but with
adaptive radiation or convergence adaptive radiationexplanation of the adaptive radiation process linked to the introduction of a single species and
llustrate the role of each area in the evolution of the hebeuses appropriate examples from the hebe data to illustrate the role of each areaconcept
explain cooperative behaviours of social animal group group living specialist roles eg bees ants altruism eg social insects meerkats group defence
explain the competitive behaviour of social animal group dominance behaviours removal of individuals to other groups which minimises inbreeding eg
examples of cloning and molecular biology cloning may produce heterozygous individuals as mother was heterozygous and suggests a way to get pure
molecular biology - transgenesis difficult to successfully insert the gene then successfully re-implant embryo possible pleiotropic effects low
similarities in cloning and selective breeding cloning not transgenesis and selective breeding both transfer whole genome both selective
what is cloningcloning somatic ie 2n cell from original female cat removed nucleus has mutated allele fertilised egg extracted from another cat
molecular biology transgenesis pro-nuclear injection of isolated gene into fertilised egg cell cell divides to form embryo then embryo implanted into
explains how selective breeding methods could be used to produce a population of cats with the short legsselective breeding e1 bases explanation on
explain insect resistant crops in evolutionary way insects are a natural selection pressure so plants resistant to certain insects could have an
explain herbicide tolerant crops in evolutionary way increased use of herbicide can result in increase in development of weed resistance to that
insect resistant crops ircshould reduce use of insecticidesthis is beneficial to environment because - more beneficial insects around as they
what are herbicide tolerant crops in ecologicalherbicide tolerant crops htc ecological a increased use of the herbicides that plant is
explain herbicide tolerant crops candidates who reached the scholarship standard demonstrated a wide general knowledge of the living world to
in 2003 nearly 70 million hectares globally were planted in genetically modied crops of these 73 were plants such as soybean corn and cotton
shows evidence of the ability to see the interaction between environment ecology and genetics evolution some candidates may recognise that
must account for both food and light as zeitgebers because of the continuous light dark periods of the year light not always able to act as a
methods of entrainment to food and survival advantages because of weak zeitgeber of light during winter and summer months where there is very little
recognition commentrecognises that food searching activity is more strongly controlled by access to food than light through statements such as