Inglise keel unit 5 answers
embryo has mixture of buffalo and cow mitochondria;
nuclear / chromosomal, DNA is buffalo;
ref to bacterial contamination; max 2
(iii) for correct phase of cycle;
ref to synchronisation;
to prepare uterus for (implantation of) embryo;
ref to increased thickness of uterine lining;
ref to increased vascularisation of uterine lining; max 3
(b) increases rate of reproduction;
does not require species’ eggs;
so does not require fertile female;
does not require female for pregnancy / uses surrogate;
female not put at risk in, travel / mating / pregnancy;
successfully formed embryo can be, subdivided / cloned;