What are some advantages of being multicellular? Select all that apply. . larger body size ability to live in new environments higher demand for energy greater complexity
8. What happens during anaphase? A. Chromosomes are copied B. Chromosomes line up C. Chromosomes are pulled apart D. Two nuclei form 9. What forms at the end of telophase? A. Two new nuclei B. A cell wall C. DNA strands D. The nuclear membrane disappears 10. What is cytokinesis? A. Copying DNA B. The splitting of the cytoplasm C. Lining up chromosomes D. The same as mitosis 11. What is the purpose of meiosis? A. To repair skin B. To help with breathing C. To make sex cells D. To produce energy 12. How many cells are made in meiosis? A. 1 B. 2 C. 3 D. 4 13. The cells made in meiosis are: A. Identical to each other B. All the same as the parent C. Genetically different D. Double the size of the parent 14. How many chromosomes are in human sex cells? A. 92 B. 46 C. 23 D. 12
What is the outcome of DNA replication? a. Two identical double stranded DNA molecules b. Asingle, quadruple-stranded DNA molecule c. Two single-stranded DNA molecules d. Two completely different DNA molecules
7. Which muscle travels from the rib cage to under the scapula to insert? A) Serratus Anterior B) Pectoralis Minor C) Trapezius D) Rhomboid Major 8. The levator scapula originates from which vertebrae? A) C1-C4 B) T1-T4 C) C5-C8 D) T5-T8 9. Which muscle assists in downward rotation of the scapula? A) Trapezius B) Rhomboids C) Serratus Anterior D) Pectoralis Major
QUESTION 18 Mutations that are passed from parent to child are called hereditary mutations or __ Normal mutations Somatic mutations Acquired mutations Germline mutations
11. Proteins are composed of: A. triglycerides B. . polysaccharides C. amino acids D. nucleic acids
What is the primary function of tendons in a dancer's body? Connect bones to other bones Transmit force from muscles to bones Provide stability to joints Generate movement independently
__ is an individual protein that is uniquely produced in a diseased state? square Acceptable
Carbohydrates are the only source of energy for brain cells. True or False True False
The papillary muscles attach to the cusps of the atrioventricular valves by means of the Multiple Choice pectinate muscles. trabeculae carneae. conus arteriosus. tendinous cords. tricuspid valve.
Different forms of a gene controlling a particular trait are called - alleles hybrids punnetts zygotes
How can scientists use comparative anatomy? A. to understand the size between organisms B. to understand the climate in which organisms live C. to understand evolutionary relationships between organisms D. to understand the food chain order of organisms
7. Explain what the results show about the flow of energy in an ecosystem.
Where do you put the parents' genotypes when you're doing a Punnett Square? Inside the box Outside the box on the top and left
Which of the following structures detects changes in the environment and sends this information to the brain? Neurons Glial cells Hormones Sensory receptors
What is the primary role of the spinal cord in the nervous system? Storing sensory information Carrying messages between the brain and the body Producing hormones None of these
What is the primary purpose of packaging DNA into chromosomes during mitosis? A To prevent genetic mutations B To make DNA more compact C To allow DNA to move to opposite ends of the cell D To increase genetic complexity
In a species with a body cell having 6 chromosomes, how many chromosomes would be in the gametes after meiosis? A 3 chromosomes B 2 chromosomes C 6 chromosomes D 12 chromosomes
Which of the following best describes the process of transpiration? Water transforms from a liquid to a gas Plants release water vapor during photosynthesis and respiration Energy flow from one organism to another Bacteria perform nitrogen fixation
In the genetic code a sequence of three mRNA nucleotide bases that specifies a particular amino acid (or a stop signal)is known as a: Codon. Anticodon Gene.
