GENERAL BIO DISCUSSION (1 Viewer)

Hivaclibtibcharkwa

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For Mod 8, the stuff about the nervous and endocrine system is far too convoluted for me. Esp all the terminology eg: axons, dendrites and its hard to remember each term and its function. Can anyone suggest a simple way to break it down so I can understand it better? Thanks.
you don't need to know it in extreme detail
 

Hivaclibtibcharkwa

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Can someone please explain Mendel's first law of segregation my booklet makes no sense and im dying
Mendell's first law is old and before we even knew about chromosomes and meiosis. Just try to understand random segregation of chromosomes during meiosis instead.

But if you're really curious: Mendel's first law states that every individual organism contains two alleles for each trait, and that these alleles segregate (separate) during such that each gamete contains only one of the alleles.

Two Alleles for Each Trait: Because organisms inherit one set of chromosomes from each parent, they end up with two alleles for each gene, one from the mother and one from the father.

Segregation: the two alleles for each gene separate so that each gamete ends up with just one allele for each gene.

Each Gamete Contains Only One of the Alleles: This means that when fertilization occurs, the offspring will inherit one allele from each parent, thus restoring the two copies present in the offspring.
 

goodcat911

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Hello!
Please do not pull an all-nighter. It destroys your concentration and health. No matter how tempting it is. Maybe you can do it over 2-3 days? I mean, there is still time for the Biology HSC.
You got this!

- helloworld!
too late alr did it and im fine lmao also doing it as accel so i dont needa distribute my time all good
 

SASH_06_X

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A quick question, when the syllabus asks to "evaluate the effectiveness of" what exactly does it mean? NESA defines "evaluate" as making a judgement based on criteria or determining the value of. When it says effectiveness, do we just list the advantages/disadvantages? If not, how to evaluate effectiveness in Bio?
 

nsw..wollongong

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A quick question, when the syllabus asks to "evaluate the effectiveness of" what exactly does it mean? NESA defines "evaluate" as making a judgement based on criteria or determining the value of. When it says effectiveness, do we just list the advantages/disadvantages? If not, how to evaluate effectiveness in Bio?
u can link effectiveness to different areas, eg for mod 6 say the question is "evaluate the effectiveness of the impact genetic technologies on the gene pool of a population" , then u start with ur judgement, list ur criteria, and the different areas would be: social (advantages, judgement, disadvantages, judgement), medical (adv, judgement, disadv, judge), agricultural/economic (etc etc)
 

SASH_06_X

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nah fr im trying so hard i havent even started studying for my other subjects
lol same, for the past few days i've been swotting up stuff on hearing aids, cochlear and bone conduction implants and laser surgery. If something doesn't change soon, ima probably soon get hyperopia from too much screen time.
 
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its_ace21

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lol same, for the past few days i've been swotting up stuff on hearing aids, cochlear and bone conduction implants, laser surgery and haemodialysis. If something doesn't change soon, ima probably soon get hyperopia from too much screen time.
i havent even started mod 8 and idk anything on it coz i didnt study it for my trials, but im like nearly halfway thru mod 7 so im nearly there
 

SASH_06_X

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i havent even started mod 8 and idk anything on it coz i didnt study it for my trials, but im like nearly halfway thru mod 7 so im nearly there
oh good on u, im studying reverse cuz as mod 8 wasn't in trials, i feel like ill run out of time if i leave it to the last, so im doing the mods from my weakest to strongest: mod 8, mod 5, mod 7 and mod 6
 
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