Hawaiian happy face spiders are found on the island of Maui. They have markings as shown. These markings are determined to be genetic. A plain spider is crossed with a patterned spider. The patterned spider is homozygous. The pattern trait is dominant to the plain trait. What percentage of the offspring from this cross are expected to be patterned?

Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.

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

Identify the fungus type pictured below. the image shows a mushroom used often in cooking, will gills underneath its cap.