Biology

What is sER? Biology help

in Biology, and what is one function of it? I cant find it in my book-smooth endoplasmic reticulum., found in the cytoplasm. its one of the sites of synthesis of steroids in a cell .

Is the plant in a food chain known as the provider or producer

Is the plant in a food chain known as a provider or producer or are are both acceptable?-Ive heard both, but producer is much more common, since plants produce the organic molecules used as food by th

Name three properties of the genetic code used by life on earth

Im not sure what my professor mean by this? Will these three be sufficient? Genetic codes on earth uses codons consisting of 3 nucleotides. Only tRNA could read nucleic information and protein infor

What is the law of parsimony - clarification

I answered a questions a few days ago: >What is the law of parsimony? I (somewhat hastily) constructed the following response: The parsimony principle is basic to all science and tells us to choose

Punnet square help about two different genes.

I have a trouble with Punnet Square for the combination of two genes in fruit fly on two different chromosome pairs.One gene diminutive with a symbol dn is on the X-chromosome (chromosome 1), it has a

What starts with a primer and what are bacterial proteins

Let me explain this a little bit more so it makes sense. Fill in the blank __________ starts with a primer and ___________ are bacterial proteins. The choices are gel electrophoresis, P.C.R. (polymera

Is there a reason why people seem to think some animals are cute

Is there a trait that all animals that are considered cute have? Is it due to a trait that humans evolved or is it just a cultural thing and we can make spiders cute too?-cute animals typically share

Biological basis of greed

How exactly does the selfish gene theory explain the biological basis of greed?-the selfish gene theory itself does not explain this concept this is gene-environment interaction, which on its own tur

I need help on my biology homework

List two characteristics that almost all transport proteins share-Theyre large transmembrane proteins, and therefore have hydrophobic regions which insert in the membrane, and hydrophilic regions some

What type of protein is most important

i need help on my ap bio hw , i cant find it on google anywhere :(-Enzymes-Your question is likely incomplete. All types of proteins found in cells are CRUCIAL for life. Proteins can have several fun

Linkage Map Help - How to draw one

How on earth do you draw a linkage map? There are three linked genes associated with coat colour in rats. A male rat heterozygous for the three linked genes, genotype AaBbCc, was test crossed with a n

Atheists, Is Philosophy Dead

I am struggling a little with this. So here is my take on it so far: Philosophy is primary focused on language. Metaphysics, for example is defined as knowledge of the world (or something like that).

If i shoved a remote control up my fanny would i still be able to change the channel

note im on sky broadband-Only if you were fisting at a 12th grade level.-How is this a question. Everyone knows you can! Dont listen to anyone else though. They are stupid. Now go!! Go and shove that

What is the difference between the 20 amino acids of proteins

i dont get this at all please help-although all of the amino acids contain caroboxly and amino groups, Each of the the 20 amino acids have different R groups, these R groups are like fingerprints, so

What actually happens inside a muscle such as the bicep when it contracts

What does contract mean here what do the muscle cells do also? I dont what any confusing stuff just the basics no long complicated words like microdermal and stuff, i think i made that word up by sti