The _____ are two organs that lie on either side of the uterus, and are about the size and shape of unshelled almonds.
A. testes
B. breasts
C. kidneys
D. ovaries
D. ovaries
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Members of the genus Lactobacillus
A. are strict aerobes. B. grow optimally under slightly alkaline conditions. C. produce large amounts of H2 as a byproduct of metabolism when growing on glucose. D. are normal flora of the human body in mouth, intestinal tract, and vagina.
Answer the following statements true (T) or false (F)
1. Scientists developing drought tolerant plants can use the knowledge of relative water content as models for predicting how these plants will respond to stress. 2. If scientists want to develop plants that can withstand cold conditions they would breed for the ability of the plant to increase solutes in cells. 3. One possible explanation for the reason water can be transported up the vessels in plants is because of adhesion of water to the lignified walls. 4. Given the same driving force, water transport in vessels is more rapid than that in tracheids because of the end wall perforation of vessels. 5. Liquids move faster in plant cells by bulk flow than by diffusion.
Four of the five answers below are correct statements about exoskeletons. Select the exception
a. an exoskeleton consists of noncellular secreted material. b. repeatedly producing new exoskeleton uses resources that the animal could put towards growth and reproduction. c. the exoskeleton is made of bone and cartilage. d. the exoskeleton protects the soft body tissues inside it. e. exoskeletons exist in some invertebrates.
If the proportion of F2 individuals resembling either of the two most extreme parental phenotypes can be determined, which formula can be applied to determine the number of gene pairs involved?
What will be an ideal response?