What was the solar system called by early Greeks where earth is in the center

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

Ineed some everybody. the production of cells during mitosis into specialized function is called: recombination or differentiation

6. in domesticated cats, the following are independently assorting: normal ears (t) is dominant to tufted ears (t); curved whiskers (c) is dominant to straight whiskers (c); the presence of six toes (s) is dominant to five toes (s); gene for hair length is an x-linked codominant. the three phenotypes for hair length are long (xhxh), medium (xhxh), and short (xhxh); medium is the heterozygous condition. given two parents: ttccssxhxh x ttccssxhy how many different gametes could be formed in the female cat with respect to these four traits? how many phenotypes are possible in the offspring from this mating?