Answer the following statements true (T) or false (F)
1. Tagmata are segments of the body that represent two or more previous body segments fused together.
2. Scorpions do not lay eggs but rather give birth to live young.
3. Millipedes have a thousand legs whereas centipedes have only a hundred legs.
4. The diversification of flowering plants was responsible for the diversification of insects.
1. TRUE
2. TRUE
3. FALSE
4. TRUE
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When transporting uncharged molecules across the membrane, which of the following is/are false?
A) Keq is always equal to one. B) ?G is not dependent upon a gradient. C) Movement requires a transport protein. D) ?G° is always equal to zero. E) both choices A and B
This lineage of Echinoderms is made up of sea cucumbers, which are elongated along their oral-aboral
axis and have a well-developed circulatory system.
a. Echinoidea b. Ophiuroidea c. Crinoidea d. Holothuroidea e. Asteroidea
Four of the five choices listed below result from
fertilization. Select the exception. a. fruit b. seed c. embryo d. pollen e. endosperm
Cells found in plants and animals have similarities but can differ in function. Consider the following two organisms: a corn plant cell (Zea mays) and a camel cell (Bactrianus ferus). What is the best explanation for the difference in the cellular vacuole size between these two biotic organisms?
A. The corn cells' have a small vacuole size because it does not need long term water and electrolyte storage. B. The camel cells' have a small vacuole size because it does not need long term water and electrolyte storage. C. The camel cells' have a small vacuole size because it is not in contact with toxins that need to be removed from the cell. D. The corn cells' have a large vacuole size because it is in contact with many toxins in the soil which need to be removed from the cell.