Biology - November 2006

2006-11-02 08:40:18 · 35 answers · asked by Anonymous

2006-11-02 08:34:06 · 8 answers · asked by cuteyoungred 1

i have a biology test 2maro on the cell cycle and mitosis and meiosis. My teacher posted a study guide online and im confused about some of the concepts.
*why are there four haploid cells produced during oogenesis but only one gamete?
* and why isnt cytokinesis part of mitosis, i thought it was and know the study guide says it isnt.

Please help thanks

2006-11-02 08:26:24 · 4 answers · asked by missprep92 2

do you think his theory can be argued to be partly true?

2006-11-02 08:26:01 · 3 answers · asked by LoLa 3

How do long bones receive blood supply, then trace the path of the blood delivery to the osteocytes. Anyone?

2006-11-02 08:23:52 · 3 answers · asked by petswodahs 1

9. The inheritance factors hypothesized by Gregor Mendel came to be called

A. chromosomes.
B. genes.

C. traits.

D. mutations.




10. What happens to an allosteric enzyme when the concentration of substrate around the molecule increases?

A. It becomes essentially non-functional.
B. It increases its processing capacity.

C. The substrate binding sites become inaccessible.

D. It becomes less sensitive to the action of signal molecules.




11. What enzyme is present in cancer cells, which, scientists believe, allows the cancer cells to keep growing indefinitely?

A. Morphogen
B. Glucagon

C. Oxytocin

D. Telomerase




12. Which one of the following parts by itself can carry no information?

A. Genome
B. Chromosome

C. Codon

D. Nucleotide




13. The process by which a web-spinning spider makes a "sketch" of a web design before making the permanent web is called

A. lock-step sequence.
B. simulation.

C. trial and error.

D. cinch and attach.

2006-11-02 08:11:57 · 5 answers · asked by kitten_tattoo05 1

A. initiator.
B. untwister.

C. straightener.

D. stitcher

2006-11-02 08:09:58 · 3 answers · asked by kitten_tattoo05 1

Does any one Else think that it is neat how we some how copied something in nature before seeing it now we stack bricks the way we do because it creates strength and in some african hard woods under a microscope they look almost like stacked bricks i guess my question is does any one Else think that is fascinating.

2006-11-02 08:09:28 · 5 answers · asked by Anonymous

A. spontaneous
B. vital

C. life

D. experimental

2006-11-02 08:08:36 · 8 answers · asked by kitten_tattoo05 1

2006-11-02 07:51:47 · 8 answers · asked by Anonymous

There is a lot debate over evolution and creation, which do you except as the truth, and why is that.

2006-11-02 07:33:35 · 15 answers · asked by Anonymous

2006-11-02 07:25:10 · 9 answers · asked by Patrick M 1

Which kind of things would be sweet to have in a human. I need ideas in the creation of a super human for my essay. If anyone has any suggestions, please write to this.

2006-11-02 07:23:44 · 10 answers · asked by Whats your problem? 2

2006-11-02 07:21:01 · 11 answers · asked by Anonymous

2006-11-02 07:11:11 · 4 answers · asked by Diana K 1

Wich cells make and saves the mind percept and mind pictures of anythiNg ?
wiCh waves create or work when a mind percept or picture of something saves in our braiN ?
would you gimme a useful and compelete refrenCe pleas?

2006-11-02 06:31:42 · 1 answers · asked by hirbod_x 1

I am referring to a criminals who mutilate their fingerprints after committing a crime to avoid getting identified. Is this act going to remove their fingerprints forever? Or are they going to come back?

2006-11-02 05:44:28 · 11 answers · asked by Kiss 1

2006-11-02 04:55:48 · 3 answers · asked by Che 1

I know that proteins are joined together by dehydration synthesis between the acid group of one molecule and the amine group of another; the bond that is formed is called a peptide bond.
And I know that hydrolysis is the decomposition reaction that uses water to break down a larger molecule into smaller ones.

BUT -- Hydrolysis of a protein would result in what?

2006-11-02 04:55:14 · 4 answers · asked by Anonymous

If I pinch myself with a needle that penetrates the third layer of the epidermis. Which is the layer that is going to get affected?

I think is the stratum basale layer or basement membrane.

I am not sure. Please help me. Thanks

2006-11-02 04:52:58 · 3 answers · asked by Kiss 1

2006-11-02 04:46:05 · 2 answers · asked by yung_mobbn33 1

why God has created them.Do they influence on people?What will happen if they disappear?

2006-11-02 04:29:59 · 7 answers · asked by Grom 3

2006-11-02 04:06:24 · 3 answers · asked by Anonymous

2006-11-02 03:52:25 · 6 answers · asked by love2ski03 1

Also, what is the role of each of the following:
proteins, lipids, carbohydrates, and nucleic acids

2006-11-02 03:44:39 · 5 answers · asked by Anonymous

2006-11-02 03:36:23 · 4 answers · asked by honeykingz 1

2006-11-02 03:36:02 · 6 answers · asked by Anonymous

2006-11-02 03:13:11 · 7 answers · asked by princess-of-somany 3

microbiologist,oil and gas industry

2006-11-02 02:39:54 · 5 answers · asked by awunor c 1

I saw in Ripley's Believe it or Not that in China, some guy can attract metal.

Whoa! We have a Magneto.... so, can you report any other REAL X-men?

2006-11-02 02:39:16 · 2 answers · asked by Anonymous