Angiosperm Reproduction
A monocot has flower parts in multiples of
3 or 5
Name 3 ways seeds are dispersed
animals, water, wind
Where do the light dependent reactions occur?
Thylakoid membrane
Which pigment primarily absorbs light for photosynthesis?
chlorophyll a
The main enzyme responsible for fixing CO2 in the Calvin cycle
Rubisco
What is the very tip of the pistil where the pollen grains are received called?
stigma
As the ovary ripens and becomes a fruit, the ovary wall is referred to as?
Pericarp (exocarp, mesocarp, endocarp)
In aerobic respiration, the final electron acceptor is?
Oxygen
What is the difference between monoecious and dioecious?
monoecious: male and female flowers on same plant
dioecious: male and female flowers on different plants
What type of fruits are citrus fruits?
Hesperidium
What are the 4 primary floral parts in a typical flower?
sepals, petals, pistil, stamen
Describe an indehiscent fruit
Does not open at maturity
What is the product of the Calvin cycle (light dependent)
Glucose
What makes a flower perfect?
Has both reproductive parts: stamens and pistils
In a monocot seed, where is food stored?
Endosperm
Which life stage is dominant in angiosperms?
sporophyte
What are 2 benefits of seed dormancy?
genetic diversity, long distance dispersal, timing with pollinators, right conditions
Water splits during the?
light-dependent reactions
Differentiate between epigeal and hypogeal germination in seeds
epigeal: cotyledons pushed above soil
hypogeal: cotyledons stay stay below the soil surface
List 2 characteristics of eudicots
netted leaf venation, two cotyledons, stem vascular bundles in a ring, taproots, secondary growth
What makes a flower complete?
Includes all four parts: sepals, petals, pistils, stamens
Describe the steps for seed germination
water imbibition, increased respiration, emergence of radicle
Photooxidation primarily involves the?
Fixation of oxygen instead of CO2
Which process produces more ATP in cellular respiration?
Electron transport chain
In an angiosperm female gametophyte, what are the cells that flank the egg?
Synergid cells: guide the pollen tube to the egg for fertilization