Two alleles control the body colour of carp: brown (B)
blue (b).
The brown allele is dominant to the blue allele.
Two carp that are heterozygous for colour are crossed and produce 2.6 x 10{5} offspring.
Approximately how many of the offspring are expected to be blue?

Give your answer in standard form.
Number of offspring expected to be blue =

The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3