Which blood group is the universal donor? - answer Type O
A universal blood donor has type O, universal aceptor is type AB.
Blood oxygen levels are
... [Show More] most likely low when blood _________. - answer fills the right atrium
An intracellular chemical signal can be produced in the cell membrane. Once it is produced, where does it go? - answer To another part of the same cell
After food has been masticated in the oral cavity, where does it go next? - answer pharynx
The diffusion of nutrients through the walls of the digestive system is critical to homeostasis in the body. Where does the majority of this diffusion take place in the digestive system? - answer small intestine
As soon as an invader, known as a(n) _____, enters the body, the body begins to fight. - answer pathogen
Where is skeletal muscle found? - answer attached to bones
If a person smells something sweet, what form of information is this initially perceived as in the nervous system? - answer sensory
While hiking, a person is startled after encountering a bear. Her palms get sweaty and her heart starts racing. Which part of her nervous system was directly stimulated? - answer sympathetic
Which of the following types of tissues include cells of the immune system and of the blood? - answer connective tissue
Which best describes homeostasis? - answer A relatively constant environment within the body
Fertilization (the fusing of one sperm and an ovum) results in a(n) _________. - answer zygote
Which of the following are included in the male reproductive system? - answer the penis and epididymis
What structure plays a role in air conduction? - answer trachea
What body system is the skeletal system most closely associated with when hematopoises happens? - answer Cardiovascular system
What is the final structure through which urine must travel to empty out of the body? - answer urethra
Which sequence describes the hierarchy level of biological organization? - answer Kingdom, Phylum, Class, Order, Family, Genus, Species
Which example is part of the scientific method? - answer A researcher analyzes how many plants respond well to a new fertilizer.
What standard is used to make comparisons in experiments? - answer control group
Why did it take many years for the cell theory to be developed? - answer Advancements in microscopy took place slowly.
What organelle is only associated with plant cells? - answer cell wall
Which of the following is supported by the cell theory? - answer Cells are alive and recognized as the building blocks for life.
What raw inorganic material would an autotroph most likely use to create chemical energy for growth? - answer minerals in soil
When would a cell most likely contain the most nucleotides? - answer G1
What is the correct order of the stages of the cell cycle? - answer G1, S, G2, M
A student notices a pattern of stripes on five tigers. Each of the five tigers has the same stripe pattern. Using his inductive reasoning, what does he logically assume based on this information? - answer Each offspring will have the same stripe pattern [Show Less]