In rabbits, a dominant gene produces spotted body color, and itsrecessive allele solid body color. Another dominant gene produces short hair, andits recessive allele long hair. Rabbits heterozygous for both characteristics weremated with homozygous recessive rabbits. The results of this cross were as follows:48 spotted, short hair; 144 solid, short […]

The “Big bang theory” explains the origins of universe. Before there could be life on Earth, there required to be a planet and universe to consist of that life. Edwin Hubble discovered that the universe is expanding. From this rate of expansion, scientists were able to find that the universe […]

Scientists surmise that an early charophyte-like alga is theancestor of land plants. Starting with bryophytes, describespecific features that evolved in this group of plants that allowedfor a move to land. Explain how these adaptations wereadvantageous. Next, describe and explain the adaptations found inseedless vascular plants that made them better suited […]

One function of the intestines is absorption. Water and nutrients pass from the inside of the intestines to the surrounding circulatory system. Which of the following represents the correct path that water and nutrients travel during absorption? apical membrane lumen cytoplasm basolateral membrane circulatory system basolateral membrane lumen cytoplasm apical […]