Write a flora formula for a flower which has a variable number of sepals, 8 petals united at the base, 8 stamens united by their anthers, and an inferior ovary of 4 united carpels.
Describe the structure of a catkin with regard to sex and completeness of the flowers.
What things do you count in order to determine the number of carpels in a compound ovary?
True or false: tubers and fruits of wild members of the Solanaceae may be safely eaten. Explain.
Describe the unusual stamens in many members of the Ericaceae. What two corolla shapes are typical of the family?
Which sex(es) of flowers in the Cucurbitaceae have nectary disks? Why?
How do molluscs grow their shells?
What are the varieties of homo sapiens sapiens?
why the blood cholesterol level of birds is very high ?
What are the names of the species of frogs that have the ability to change what sex (male/female) they are?
What are the morphological & anatomical differences between poisonous & non poisonous snakes?
What is the second largest land carnivore?
What are the differences between Smilodon Tini and Smilodon Fatalis?
what is the general life cycle of metazoans?
what is the classification of a lobster?