What is the best definita .t8(;gbvsphpgc,w k2 t 7wq:ion for a species?

  Biologists use the binomial naming system to namdy * y hvwbc,6wopm8kfk 4)q+h:8o,qje every organism on the planet. The binomial name for the platypus is Ornithorhynchus anatinus. Which statement(s) below are true ,w+dmofc :jhb88k,* hyv 6k ow)yqp4qfor the binomial naming system and the platypus?
I.
The genus for the platypus is Ornithorhynchus.
II.
The binomial naming system is based on an international agreement between scientists.
III.
The name, Ornithorhynchus anatinus is unique to platypus species.

  Which statement is false ab/y7y hdi+ss ;kxgu0d(out the genome?

  The okapi looks like a small-sized gis iqgxe/j;. 1ycm z+,u2g1oybraffe and has stripes that resemble the zebra. It lives in the Ituri Forest in the Democratic Republic of the Congo. Okapis eat the leaves and budzqg/1ebu+1y2;c gs. yo x,jims of trees they can reach. They also graze on grass and ferns and eat fruit. Okapis tend to be solitary animals and the mother gives birth to one offspring which continues to be dependent on the mother’s milk for six months. When they are four to five years old, they are mature and can breed, but only with other okapis.

Which of the following statements is applicable to the okapi?
I. Okapi is a hybrid of a giraffe and a zebra
II. Okapi is an herbivore
III. Okapi is its own species

  The table shows factors that can result in speciat a7*p65 uar-dd3kpz ceion. Which word is matched to the c dr-pke*dcz3up 5a6a 7orrect definition?

  The following table shows ,6 u61iq6 a(k glgkr ssdtts:/dst4u7 the diploid chromosome number of a range of species.


Which of these statements is correct?

The table below shows the genome size and diploid s)kcbb5fn k; 1chromosome numbers of five different species. 5cnk kfsb1;b)


1.Evaluate the evidence from the table in relation to the statement that “organisms with a higher number of chromosomes do not always have more base pairs”.

2.Discuss the data as evidence for the notion that increased genome size means that the organism is more complex.

  Ammophila arenaria (Marram grass), 78 1e te3sinbfpictured below, is plant species that is often founde7e8 1ins 3bft on sand dunes.


1.1.Identify the genus to which Ammophila arenaria belongs.
   is the genus to which Marram grass belongs.

1.2.State the naming system used to name Ammophila arenaria.
The    is used to name organisms.

1.3.State the term used to describe the differences between organisms, which is used as the basis for the naming system in part (ii).
   refers to the differences between organisms, which is the basis for the binomial naming system.


1.4.Describe how the genome within a species could vary.

2.Compare and contrast the morphological and biological species concepts.

  What type of human cell does the following karyogram reprllf 6lnoz0*qp vcp(+,h 0+- )xil1bikv/zu tiesent?

  Which of the following is true forpbu2ada j/.g nh+rh; /sk:q l* the Biological Species Concept?

  Which of the following statemenytm1l)d1t0-xj9 ika 2y(vrqi*2kqf zt(s) is/are true for the genome?
I. The genome is all the genetic information of an organism.
II. Genomes within a species are identical in size.
III. Genomes within a species vary in base sequence.

  This table shows the esu mwlfo-tv+ *-z.tys4timated number of genes in E. coli bacteria, fruit flies, mice, humanvyt z-utm w-4*s l.+ofs, and rice.

What can you conclude from the above information?

  Which of the following statement(s) is/are tup esl4a/ 90*q3 qoctcrue for genome sequencing?
I. The speed of genome sequencing due to technological developments is decreasing.
II. The cost of genome sequencing due to technological developments is decreasing.
III. Genome sequencing can be used for personalised medicine.

  Which of the following highlight(s) difficulties in applying thjnup u(45nerl7()4 y kw5xojie biological species concep) y5jxpuue5 lj4 io4wnr7(k (nt?
I. Budding in yeast
II. Runners in spider plants
III. Bacterial conjugation

  Which of the followin .c;vmkv(q(w1d6/wkrc k4z kng would provide evidence for two individuals belonging to different wv/ q(.16wmr4kvd n( kc ;czkkspecies?
I. Differences in genome base sequence
II. Differences in genome size
III. Differences in chromosome number

  The images below represent haploid or diploid cells from different ik-w6:derdr q*0kfxk 6e 1,obi ndividuals. Based on their cells, which pairs could prob0-66w:q1xirk ,*keddorek fduce fertile offspring if they interbreed?

  Which of the following could be used to identify and classify different cx9q: 0fi z (ru0opz8se6c5vespecies? : 6ecovqe9i0 5cz0 8(zs ufxpr
I. Dichotomous key
II. Karyograms
III. Binomial naming system

  Environmental DNA can be usgume nt ;*lpzo*5 av*x b7e0m/ed to form which of the following?

  The image below shows three different forms of Ensatina eschscholtzii specx asjn 5;phwy;a4s5ir-)u krg;3fm z6ies.

1.1.Construct a dichotomous key to identify the three forms of Ensatina eschscholtzii.

1.2.Identify the genus to which Ensatina eschscholtzii belongs.
They belong to the genus   .

1.3.All three forms of Ensatina eschscholtzii belong to the same species. State a property of their genome that they will share.
They will share the same number of   .

2.Explain why the biological species concept is more appropriate to identify the three forms of Ensatina eschscholtzii as the same species compared to the morphological species concept.

1.Compare and contrast r )4sk7sdub26n o a;oethe biological species concept and the morphological conceptuk6 snd 74ab;)o or2se.

2.Explain the difficulties with applying the biological species and morphological concept to all organisms.

3.Outline the shared and non-shared genomic traits within and between species.

1.Outline the binomial naming system 3 ffbe3u:: ,+q iu(q gbqo7uriand its importance.

2.Explain how a sample of cells taken from a foetus can be used to determine whether the foetus will be biologically male or biologically female at birth.

3.Outline the outcomes of the human genome project and their impacts on different fields of science.