"murein" - 1 õppematerjal

Inglise keel unit 5 answers

181. (i) look for prokaryote feature no nucleus / no nuclear membrane / no nucleolus / DNA free (in cytoplasm); R DNA moving naked DNA / DNA not associated with proteins / no chromosomes; circular / loop, DNA; no, membrane-bound organelles / e.g.; smaller / 18nm / 70S, ribosomes; no ER; cell wall, not cellulose / polysaccharide and, amino acids / murein; AVP; e.g. mesosomes / plasmids 1 max (ii) glycosidic (link) and peptide (bonds) (in correct context); condensation; ref. OH groups; ref. NH2 and OH group; water, removed / produced / by-product; enzyme; AVP; e.g. energy required 3 max (iii) iron / Fe; ignore pluses / minuses 1 (iv) treat enzyme as neutral nitrogenase; leghaemoglobin;