Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
28 Cards in this Set
- Front
- Back
|
Are places in plants where cell division is actively occuring |
Meristem |
|
|
Primary growth of plants occurs as a result of the activity of _____________ these are areas at tips of roots and shoots that bring out the elongation of the root and stem. |
Apical meristem |
|
|
2ndary growth is due to cell divisions that occur in |
Lateral meristems |
|
|
A lateral meristem located between the wood and the bark of a woody plant |
Cambium |
|
|
A thin cylinder or irregular arrangement of meristematic cells in the outer bark region |
Cork cambium |
|
|
Are located at the base of leaves or internodes that is responsible for an increase in the length of a plant organ. |
Intercalary meristems |
|
|
Skull like structure |
Vascular bundles |
|
|
The outer layer of a tissue in a plant |
Epidermis |
|
|
Is the corky outer layer of plant stem form on the second thickening of the plant |
Periderm |
|
|
Is responsible for the second growth that replaces the epidermis in the root |
Cork cambium |
|
|
This is found in the nucleus of a cell |
DNA |
|
|
A self replicating material that is present in all living organisms. It carries the genetic information of organisms. |
DNA |
|
|
Neutralizes the charge of the DNA's sugar phosphate. |
Salt |
|
|
It contains sodium laurel sulfate, it pulls apart the lipid and protein that make up the membrane surrounding all and nucleus. |
Purpose of detergent |
|
|
________ has lower dialetric constant than water so it was used to promote ionic bond between DNA & salt. ___________ protects the DNA form slowing down the activity of enzymes that could break apart. |
Ethanol Lower temperature |
|
|
Formula: Salt or Sodium chloride |
NaCl |
|
|
Formula: ethyl alcohol |
C2H5OH |
|
|
Formula: isopropyl alcohol |
C3H8OH |
|
|
Conversion: 1/2 cup - ml 2 tsp- 10 ml |
118 ml |
|
|
Function as a barrier for water loss |
Cutin |
|
|
a filamentous outgrowth; especially : an epidermal hair structure on a plant |
Trichomes |
|
|
Trichomes: _______ absorbs water and minerals _______ reflect radiation, lower temperature |
Root Leaves |
|
|
Absorbs maximum light, contains chloroplast |
Palisade mesophyll |
|
|
Captures light and makes food |
Spongy mesophyll |
|
|
Water storage |
Bulliform cells |
|
|
The process by which moisture is carried through plants from root to small pores to the underside of the leaf |
Transpiration |
|
|
The exudation of drops of xylem cap on the tip or edge of the leaf |
Guttation |
|
|
Is a pore found in the epidermis. Facilitates gas exchange |
Stomata |
