Hatching

Hey hey - need some help guys! I'm doing an experiment for my A2 coursework on the effect of caffeine on the hatching rate of brine shrimps. I have done the experiment and it reduces the time for the eggs/cysts to hatch - which corresponds with my research. However, I need to ...

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... gene [B]. The sex of chicks is difficult to determine, but barred chicks can be distiguished from nonbarred at this time. Use this trait so that hatching chicks of one sex are barred, what cross would you make? -barred male X barred females -barred males X nonbarred females (correct answer given ...

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... the odd appearance. Pentatomid bugs of this type are often known as parent bugs, as they adults remain with their offspring for some time after hatching, defending them and leading them to food - typically insect larvae, such as caterpillars. If you're lucky, you can see several several nymphs ...

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... is lethal, so about 1/4 does not hatch, 2/4 are crested (heterozygotes) and 1/4 is back normal. i think it's 11:4 i.e. 3:1 ratio the concern about hatching or not hatching will be governed by another allele or gene.

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... become a specific behavior all at once, but there are many instances of adults being influenced to deposit eggs in a spot that matches their own hatching place, which would help a shift in egg placing become set in place over a few generations.

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