Question | Answer |
the largest part of the brain and controls conscious thought and reason. | cerebrum |
the most powerful natural stimulant. | cocaine |
can only be cut into equal halves to create right and left halves. | bilateral symmetry |
made up of smaller units called cells. | tissue |
a cavity. | plaque |
a disease a person is born with. | congenital disease |
leaf blades attached to the node by a stalk. | petiole |
seeds that pass through an animals digestive system before being eaten. | agent dispersal |
speeds up the body's nervous system. | stimulants |
the study of organisms interacting with their surroundings and each other. | ecology |
drugs that slow the body functions. | depressants |
a layer of dead skin cells a the base of your nail. | cuticle |
a master gland it controls hormones and the action of endocrine glands. | pituitary gland |
a commonly abused stimulant found in tobacco products. | nicotine |
enlargement of the muscles. | hypertrophy |
carries water and nutrients upward. | xylem |
avoid overexposure to the sun. | sun protection factor (spf) |
glands that become clogged and infected with dirt and develop white or black mounds. | pimples |
a theory has never been proven false. | law |
the hardest substance in the body that covers the crown. | enamel |
a gland that helps your body stay cool. | sweat gland |
lack of proper nutrition because of poor diet. | malnutrition |
enables the blood to carry oxygen around the body. | iron |
helps muscles move correctly and maintains the water balance of the body's cell. | potassium |
sugars and starches that are important source of energy for the body. | carbohydrates |
is essential for normal growth, good eyesight, healthy skin. | vitamin A |
can't be broken down by your body into sugars. | fiber |
build a repair body cells, also helps build enzymes that regulate the bodies chemical activities. | proteins |
transport of vitamins through the bloodstream to create extra energy. | lipids |
promotes strong bones and is needed in your blood and for muscle contraction. | calcium |
helps your body by strengthening your heart and lungs and by burning your excess body fat. | aerobic |
a term for flowering a plant. | angiosperms |
who is the father of the scientific method. | Sir. Francis Bacon |
plants that go through two growing seasons to complete their life cycle. | biennial |
large blood vessels that carry blood away from the heart. | arteries |
occurs when the coronary arteries supplying the heart becomes blocked. | heart attack |
attacks immune system and prevents the body from fighting pathogens. | aids |
the most common disease that affects the immune system and occurs when the immune system becomes oversensitive to allergens. | allergy |
a disease in which the lungs' alveoli collapse making breathing difficult. | emphysema |
occurs when some of the body's cells begin to divide and grow at adnormally fast pace and take over the nutrients that normal cells need. | cancer |
the buildup of fatty deposits in any of the body's arteries. | atherosclerosis |
malignant tumors can spread throughout other parts of the body by a process. | metastasis |
although not normally severe, is inconvenient and can lead to serious conditions. | common cold |
creating a sensible explanation. | hypothesis |
fully ripened ovary. | fruits |
is better to eat than saturated fats because it is more easily broken down by the digestive system. | unsaturated fats |
a strong motion that is usually expressed in a physical way. | emotion |
when bacteria inside the mouth digest sugars creating an acid. | dental caries |
body's largest internal organ. | liver |
what are the air sacs in your lungs called. | alveoli |
has a disk and ray in this family. | composite family |
helps restore nutrients nitrogen to the soil. | pea family |
have long slender leaves with parallel veins. | monocot |
composed of the nerves and nerve tissues. | nervous |
removes liquid and soluble waste from products from the body. | urinary |
transports nutrients, wastes, respiratory gases, and other materials. | cardiovascular |
give form and rigidity body and protects vital organs. | skeletal |
covers and protects the body. | integumentary |
breaks down food you eat allowing you the food to absorb the blood and used throughout the body as a source of energy. | digestive |
major function that exchanges oxygen from the air with carbon dioxide from the blood. | respiratory |