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J. H Ma (2017) and others have written that it is not possible to tell whether sponges are degenerate Eumetazoans or as consensus phylogenies indicate, sponges share common ancestors with basal Metazoans.
a) What characters do sponges and radiates like Hydra have in common, that is putatively ancestral characters.
b) Why are radiates like Hydra thought to be derived from Metazoans like Calcareous sponges?
c) Describe a scenario where a Radiate evolves into a Metazoan sponge.
Explain California sea lions, also known as Zalophus Californianus, inhabit the west coast of North America, from the sea of Cortez in the south to the southern end of British Columbia in the north.
distinguish C3 photosynthesis from C4 photosynthesis and name the enzymes, chemicals, and plants of both groups
A researcher hypothesizes that increased sunlight will cause increased plant growth. She takes 2 plants and places them in full sun, 2 are placed in a moderately sunny environment and 2 are placed in the dark. What is wrong with this experiment?
The development of transgenic organisms is an established technique in many laboratories. A transgenic organism is an organism that includes DNA from another organism in the cells of its body. This DNA is not only present, but it is also read by t..
What is happening when: ventricular resting potential; ventricular threshold; ventricular depolarization; ventricular plateau; ventricular repolarization?
Does monocot have phytomers?
Cellular respiration
1. What is the difference between a prokaryote and eukaryote cell? 2. What is the difference between an animal cell and a plant cell?
Imagine that adults in some population of monkeys appeared to pick up new innovations (for example, potato washing, stone play) from observing others. How might you disentangle vertical, horizontal, and oblique cultural transmission as possible ex..
Comment on the accuracy of your dilutions - including the data for the Prelab question. Do the diluted suspensions follow a linear relationship? (AU vs Dilution factor). Do you think you could forecast diluted cell counts using Absorbance as a tec..
Identify the nutritional needs for a developing embryo and fetus and how to obtain them. Identify health concerns or disease associated with poor nutrition during the gestation period.
Examine and discuss the impact of biological health or illness on social, psychological, and physical problems from the micro, mezzo, and macro perspectives.
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