Match the layers of the earth to their proper composition. inner core a) liquid rock
asthenosphere b) solid iron
lithosphere c) liquid iron
outer core d) solid rock

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

Suppose you have monohybrid pea plants in your garden and find that they produce round seed to wrinkled seeds in the ratio of 3: 1. if the allele are designated (r & r) receptively. what is the probable genotypes of the round seeds which produced f 1 ? rr & rr rr only rr & rr rr only rr only

Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome