A true-breeding tall pea plant with white flowers is crossed with a true-breeding plant with red flowers. All the offspring have red flowers. In the next generation one quarter of the plants have red flowers. What one word characterizes each genotype of the parent generation of plants?

The response is the basis for vaccination. primary secondary tertiary none of the above

Long term exposure to waves can cause sunburns and skin cancer.

Follow the directions for self-quiz question 8, draw it, by labeling the appropriate structures with these terms, drawing lines or brackets as needed: chromosome (label as replicated or unreplicated), centromere, kinetochore, sister chromatids, nonsister chromatids, homologous pair, homologs, chiasma, sister chromatid, cohesion