grows in length
grows in width
rise above grounds
carry tons of water and minerals
epidermis, endodermis, stele, cortex
what are the 4 meristematic regions
dicot has an X in the middle. what is X for?
secondary roots and cork
what does peracycle make?
what does xylem do?
when water leaves a leaf
what is Transpiration
name an example of adventitious roots
root hairs are part of the
what chemical does the root cap make?
pushes down into the ground
what does the root cap do?
Xylem, phloem, endodermis, epidermis
what kind of cells do the zone of maturation contain?
within the stele
the vascular cambium developes where?
xylem and phloem
vascular cambium produces
2 lateral meristems, vascular cambium, and cork cambium
3 things that produce soceondary growth in roots
big empty cells in a monocot
what are boloform cells?
what type of veins are on monocot leaves?
dicot leaves have what kind of veins?
how are vascular bundles arranged in monocots?
in a ring
how are vascular bundles arranged in dicots?
in multiples of 3
floral parts in monocots
in multiples of 4 or 5
floral parts in dicots
seeds that are split by 2
seeds that are not split
monocot vascular tissues are
carry water and food between roots and shoots
what do vascular tissues do?
dermal, vascular, ground
what are the 3 tissue systems in each organ of a plant?
carry water and dissolved minerals
what does xylem do?
transports food to the roots shoots
what does phloem do?
2 kinds of xylem that must be dead to functions
what are trachieds and vessels?
they are tapered at the end
ends are gone, they are weakest but carry most water
clumps of xylem
what are the rings on trees made of?
carries least water
describe wood fibers
give strength and carry the food and water
what do fibro vascular bundles do?
how old the twig is
what does the terminal bud tell us?
growth of the first year. comes from the buds or the root tip. grows in length
1 cell big
how big are root cells?
the cells form into different tissues
what happens in the zone of maturation?
epidermis, endodermis, stele
what are the 3 primary tissues?
between xylem and phloem
where is he vascular cambium located?
outside of the tree and root
where is cork cambium located?
soft spot in the middle of the stem
phloem is the
woody dicot stems have
darker xylem rings
lighter xylem rings
transport waste products down the tree