Seeds
How is a seed formed
When pollen lands on the flowers stigma.
Made of
ground tissue that is mainly consisting of parenchyma cells
Roots
generally trap roots
The cuticle
Helps reduce desiccation
Primary Functions of the root?
Anchorage, Absorption
What is inside a seed
There is an embryo and cotyledon
What is it
have seeds that contain a single mono- embryonic leaf (cotyledon)
Dicot leaf
net-like veins
Wax like covering a land plant is called?
cuticle
Secondary Function
Storage, Conduction
Do seeds have DNA
Yes, they contain DNA from ovule and pollen grain
Where are they found
They grow primarily on land but also rivers, ponds, and lakes.
How many cotyledons do dicots produce in their seeding?
Two
Ancestors of todays land plants
green algae
_ help the plant absorb water and minerals.
Root hairs
Main parts of a seed
seed coat, embryo, endosperm
Function
They conduct water and minerals across plants.
How many apertures in pollen?
Eudicots have three
Alternation of generation in plants?
A life cycle that includes a multicellular haploid stage.
Food from photosynthesis can be stored by some plants in..
Roots
How does a seed know when to sprout
wait for the right condition to sprout. In colder warmer spring temperatures.
How many petals do monocots typically have?
three petals
How many petals do dicots typically have?
Flower parts are in 2s, 4s, or 5s
How did plants become photosynthetic?
Plants internalized a photosynthetic prokaryote through phagocytosis.
Where do lateral roots begin of development?
Pericycle