Biology - February 2007

1) How do the cells of people with Diwn syndrome differ from those of others? How might the difference arise?

2) A couple with a family history of hemophilia is about to have a baby girl. What information about the parents would you want to know? How would this information help you determine whether the baby will have hemophilia?

2007-02-12 05:28:32 · 2 answers · asked by Right here Right now 1

Darwin noticed that some of the species on the Galápagos Islands looked similar to species he saw on the mainland of South America. He suggested that ancestors of those species migrated from South America to the Galápagos Islands, and then changed gradually after their arrival. What did Darwin call this type of change, when a species diverges from a common ancestor?
A.
descent with modification

B.
uniformitarianism

C.
mutation

D.
natural selection

2007-02-12 05:21:38 · 4 answers · asked by bekkers14392 1

A. Adhesion

B. Metabolism

C. Transpiration

D. Cohesion

2007-02-12 05:17:42 · 6 answers · asked by PeachyFixation 4

Dark.Believe me.

2007-02-12 05:01:45 · 4 answers · asked by Anonymous

the XY sperm will create boy babies that have the ability to create XX sperm.... so... i'm confused

2007-02-12 05:00:48 · 4 answers · asked by donna 1

A.migration

B.mutation

C.genetic drift

D.genetic recombination

2007-02-12 04:59:50 · 5 answers · asked by bekkers14392 1

2007-02-12 04:42:30 · 2 answers · asked by BoSs_LaDii 1

i am not racist. Don't write me angry emails. i am just curious. Like curious George

2007-02-12 04:42:09 · 16 answers · asked by theminimastermind 1

2007-02-12 04:34:03 · 8 answers · asked by NERAVATHU RAJENDRAN 1

2007-02-12 04:18:58 · 6 answers · asked by bone collector 1

2007-02-12 04:16:00 · 6 answers · asked by Anonymous

2007-02-12 04:09:11 · 4 answers · asked by Anonymous

A scientist who isolates and counts the number of nucleotides in its DNA molecule discovers that there are 2,893,963 molecules of guanine. How many molecules of the other three nucleotides are in the original DNA? I think I know the answer but could really use some help with this assignment for my Micro class.

2007-02-12 03:52:40 · 2 answers · asked by Anonymous

1. How do man's teeth indicate that he is an omnivorous animal?

2. What are the special functions the stomach performs?

3.Describe the mechanics of digestion as food passes through man's digestive system.

2007-02-12 03:26:03 · 2 answers · asked by me1026 1

What way is your belly button??

2007-02-12 02:37:04 · 18 answers · asked by xhehehexx 3

What are controls in biology experiments? How do you they give you information? This is soooooooo confusing?

2007-02-12 02:31:47 · 4 answers · asked by Anonymous

What is ATP assay?

2007-02-12 02:20:11 · 1 answers · asked by Anonymous

Our History, alternated of Daily pay-History, continuously follows the cycles of 24 a thousand years, that if repeat infinitely. You agree or descorda? Why?

2007-02-12 01:56:27 · 1 answers · asked by britotarcisio 6

How does hexokinase hydrolyzes ATP to ADP?

2007-02-12 01:32:38 · 2 answers · asked by Anonymous

it may sound lime a daft question BUT someone told me that our blood is blue (which is why our veins are that colour) but then when it comes into contact with oxygen there is a chemical reaction which turns it red! am i being lied too??!!

2007-02-12 00:31:21 · 36 answers · asked by Caroline N 3

This is part of my science project but when i search for it it goes for diets and other food products and i dont want that i wanted results about why people do need food to live

2007-02-12 00:26:38 · 6 answers · asked by Andy S 1

I have a biology question.
To investigate the effect of concentration of urease on the decomposition of urea. If the temperature of water bath decrease, rate of reaction will slow down. But will the time taken for decomposition be longer or shorter? Why ?

2007-02-12 00:17:17 · 1 answers · asked by Anonymous

A slight overweight friend decides to go on a crash diet. He tells me that he is going to eat grapefruit and drink black coffee for 2 weeks. what advice should i give 2 he?

2007-02-11 23:42:34 · 5 answers · asked by jack_hock2003 1

2007-02-11 23:28:40 · 2 answers · asked by rick JAMES 4

2007-02-11 23:12:00 · 5 answers · asked by JAGANATHAN Mk 1

2007-02-11 22:09:20 · 6 answers · asked by Anonymous

explain in your own words and in simple language.plzzzzzzzzz

2007-02-11 21:56:01 · 4 answers · asked by popo 1

I'm not satisfied with the answer of my latest topic...

I need these:
King, Queen, Bishop, Messengers, Friars, Weapon Supplier/Controller, Blacksmith, Defense, Trainers, Jury, Nurse, Spy, Alchemist, Master Merchants, Jester, Food Supplier, Guards, Biologist, Wizards, Archer Leader, Technology Scientist, Army Captain, Farm Manager, Beastmaster, Clothmaker, Royal Adviser...

for the Protista, Fungi, Achae, And Eubacterias only... (e.g. Venus Fly trap for an alchemist in the kingdom Plantae)

PLEASE no criticism!! not wanting much ain't I?

2007-02-11 21:54:04 · 1 answers · asked by PisayCesium 2

2007-02-11 21:44:48 · 5 answers · asked by warren_broad 1

2007-02-11 21:42:01 · 6 answers · asked by Anonymous