What is an example of a seed dispersed by water?
a. sunflower
b. acorn
c. coconut
d. peach
e. jack fruit
c
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Construct a conversion table for mass. Construct it so that if you wish to convert a measurement from one unit to another, you multiply it by the number at the intersection of the original unit and the new unit.
Recall from the text the example of cell communication in Streptococcus pneumoniae: the rate of DNA uptake by pneumococcal cells increases sharply when they are at high density due to changes in gene expression brought about by signaling between cells
If the pneumococcal cells did not express receptor protein, how would the rate of DNA uptake be affected when the cells reach high density? A. There would be no change in the rate of DNA uptake. B. There would be a larger than normal increase in the rate of DNA uptake. C. There would be a smaller than normal increase in the rate of DNA uptake. D. There would be a decrease in the rate of DNA uptake.
Female gametes complete meiosis II at ____________________
Fill in the blank(s) with correct word
An energy pyramid is ____
a. a demonstration of the first law of thermodynamics b. a representation of the decline in available energy as it travels through the trophic levels c. fundamentally different from the pyramid of biomass and the pyramid of numbers d. a demonstration of the interactions between species in a community e. a representation of an ecosystem's diversity