To perform a testcross, scientists cross an organism with an unknown genotype with a homozygous recessive organism.
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Answer:
B. Erosion
Explanation:
Igneous rock (derived from the Latin word ignis meaning fire), or magmatic rock, is one of the three main rock types, the others being sedimentary and metamorphic. Igneous rock is formed through the cooling and solidification of magma or lava.
Erosion is the process of wind, water, and ice breaking down rocks tint smaller pieces. Erosion breaks down igneous rocks, metamorphic rocks and sedimentary rocks. Erosion breaks down igneous rocks in the same manner as it breaks down other rocks
Genetic variation results in different forms, or alleles?, of genes. For example, if we look at eye colour, people with blue eyes have one allele of the gene for eye colour, whereas people with brown eyes will have a different allele of the gene
The correct answer is hydroxyl, isopropyl and a methyl groups. And menthol is a tri- substituted cyclohexane btw.
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Answer:
yes but it can also affect humans like tornadoes destroying homes?