In one type of plant, orange petals (o) are dominant over yellow petals (o) and tall stems (t) are dominant over short stems (t). complete a dihybrid cross for parents with the genotypes: oott x oott and answer the following in complete sentences.

~describe how you would set up a punnett square for this cross.
~list the likelihood of each possible offspring genotype.
~ list the likelihood of each possible offspring phenotype.

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.