Question: What kind of nucleic acid can be found in viruses?
Answer Options: Single-stranded DNA Double-stranded DNA Single-stranded RNA Any of the above None of the above Correct Answer: Any of the above
Question: Sometimes a virus is attenuated before it is used for vaccination. An attenuated virus has been ______.
Answer Options: weakened killed strengthened gilded Correct Answer: weakened
Question: To what kingdom or domain of life do viruses belong?
Answer Options: Archaea Bacteria Prokaryote fungi Plant Animal To each of these. To none of these. Correct Answer: To none of these.
Question: Anti-viral drugs, when used by humans infected with viral diseases, _______.
Answer Options: slow viral replication eliminate viruses from infected individuals prevent viral infections from occurring cause insects that spread the disease to die so the infection will not spread in the community Correct Answer: slow viral replication
Question: In scientific terms, the evolutionary history and relationship of an organism or group of organisms is called ______.
Answer Options: phylogeny genealogy taxonomy ontogeny Correct Answer: phylogeny
Question: Which of the following is a gastropod?
Answer Options: squid oyster chiton Correct Answer: chiton
Question: Arthropods have __________ symmetry.
Correct Answer: bilateral
Question: Which of the following animals has bilateral symmetry? (Select more than one.)
Answer Options: Earthworm Flatworm Oyster Sponge Jellyfish Insects Correct Answer: Earthworm Flatworm Insects
Question: Ninety-seven percent of all animals are ______.
Answer Options: invertebrates vertebrates chordates mammals birds insects reptiles fish Correct Answer: invertebrates
Question: Which of the following animals has radial symmetry? (Select more than one.)
Answer Options: Sponges Jellyfish Sea Anemone Octopus Earthworm Snail Correct Answer: Jellyfish Sea Anemone
Question: Some animals have organs called ampullae of Lorenzini that allow them to detect the electromagnetic fields that are produced by all living things, including potential prey. Electroreception has been observed in which of these animals?
Answer Options: fish birds reptiles land mammals Correct Answer: fish
Question: Organisms that develop a mouth as the first opening ____________________.
Answer Options: are deuterostomes are protostomes includes humans and sea stars are more complex include the chordates Correct Answer: are protostomes
Question: What term describes the ability of primates to swing through trees because of the rotating shoulder?
Answer Options: arboreal brachiation prosimian anthropoid Correct Answer: brachiation
Question: If an animal is a vertebrate, this means that the animal
Answer Options: has a complete digestive tract has a backbone does not have true tissues does not have a complete digestive tract does not have a backbone Correct Answer: has a backbone
Question: You, I and all your classmates belong to which group of animals?
Answer Options: Deuterostomes Protostomes Amniotes Invertebrates Correct Answer: Deuterostomes
Question: A Node of Ranvier is a break in the ______.
Answer Options: myelin sheath dendrite cell body axon Correct Answer: myelin sheath
Question: Biochemicals produced in a gland that travel through the bloodstream and alter the metabolism of specific target cells are ______.
Answer Options: enzymes pheromones hormones pectins Correct Answer: hormones
Question: To prevent swollen thyroid glands, many nations add iodine to ______.
Answer Options: milk sodas salt processed meats orange juice Correct Answer: salt
Question: Follicle-stimulating hormone (FSH) and luteinizing hormone (LH) are produced by the ______.
Answer Options: pancreas pineal gland hypothalamus anterior pituitary gland Correct Answer: anterior pituitary gland