Q: In a monogamous pairing, a male individual is generally paired with what other type of individual in a sexual relationship? Read this paragraph and choose the correct option from the provided answers: Visit this website (http://openstaxcollege. org/l/sex_selection) for informative videos on sexual selection. In monogamous systems, one male and one female are paired for at least one breeding season. In some animals, such as the gray wolf, these associations can last much longer, even a lifetime. Several explanations have been proposed for this type of. Choices: - worker - male - drone - female A:
female

Q: What is the large muscle that extends across the bottom of the chest below the lungs called? Read this paragraph and choose the correct option from the provided answers: Mammals breathe with the help of a diaphragm . This is the large muscle that extends across the bottom of the chest below the lungs. When the diaphragm contracts, it increases the volume of the chest. This decreases pressure on the lungs and allows air to flow in. When the diaphragm relaxes, it decreases the volume of the chest. This increases pressure on the lungs and forces air out. Choices: - uterus - pectoral - abdomen - diaphragm A:
diaphragm

Q: How many pairs of chromosomes do human have ? Read this paragraph and choose the correct option from the provided answers: Human Genome, Chromosomes, and Genes. Each chromosome of the human genome contains many genes as well as noncoding intergenic (between genes) regions. Each pair of chromosomes is shown here in a different color. Notice that there are 23 pairs of chromosomes. Choices: - 12 pairs - 31 pairs - 19 pairs - 23 pairs A:
23 pairs

Q: What are all tissues external to the vascular cambium called? Read this paragraph and choose the correct option from the provided answers: Choices: - nucleus - membranes - larvae - bark A:
bark