biology b123 0.0 / 5 ? BiologyallGCSEOCR Created by: heyamCreated on: 16-05-16 19:36 where ar chromosomes found within a cell nucleus 1 of 15 how many chromosomes are in humans 46 2 of 15 how do genes control the different characteristic we develop by making instructions for protiens 3 of 15 what does geneotype mean the genes of a person 4 of 15 what does phenotype mean the physical traits of a perosn 5 of 15 is someones wieight determained by genes, enviroment or both both 6 of 15 name two types of sex cells egg and sperm cells 7 of 15 how many chomosomes are found in a sex cell 23 8 of 15 what is homozygous same alleles of a gene 9 of 15 hetrozygous different alleles of a gene 10 of 15 what sex chromosomes do human males have xy 11 of 15 is the allele for cystic fibrosis dominant or recessive dominant 12 of 15 what is an embryonic stem cell unspecialised cell found in an embryo 13 of 15 describe a way in which a stem cell could be used as treatmet they can use a stem cell to repace faulty cells 14 of 15 how are identical twins formed by a split in the embryo 15 of 15
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