Biology - March 2007

If evolution is true and it took millions of years to reach each higher step, starting from the first living cell, then where are all the billions upon billions of bones that should be left behind from the evolution process?

2007-03-27 12:47:42 · 5 answers · asked by Anonymous

how many steps are there??

2007-03-27 12:45:26 · 1 answers · asked by Anonymous

like humans are in the anamilia kingdom.

2007-03-27 12:44:01 · 2 answers · asked by Kelly bell 1

2007-03-27 12:34:01 · 5 answers · asked by Anonymous

2007-03-27 12:30:22 · 5 answers · asked by yu y 1

How is this passed from parent to offspring? Is this a new mutation? What is wrong with the person? What is life like for somone who has this disease? How Long do they live?

2007-03-27 12:28:20 · 1 answers · asked by Anonymous

i need one really bad

2007-03-27 12:27:40 · 2 answers · asked by Anonymous

2007-03-27 12:22:12 · 7 answers · asked by marciaabennett 1

A. entropy favors concentration gradients
B. membranes are selectively permeable
C. the cell membrane is soluble
D. oxygen can pass through the cell walls

2007-03-27 12:06:28 · 2 answers · asked by !*! 2

Predict the consequences of having the following conditions develop in a muscle in response to a stimulus:

A. Na+ ions cannot enter the skeletal muscle fiber

B. inadequate ATP is present in the muscle fiber before a stimulus is applied

C. Adequate ATP is present within the muscle fiber, but action potential occur at a frequency so great that calcium is not transported back into the sarcoplasmic reticulum between individual action potentials.

2007-03-27 12:02:27 · 2 answers · asked by RcJones 2

What are similarities between Australopithecus Afarensis, Homo Erectus, and Homo Habilis???

2007-03-27 11:42:33 · 2 answers · asked by Anonymous

thanks!

2007-03-27 11:42:15 · 1 answers · asked by Ruby Georgie 3

could you please describe and explain the pharynx and the intestine in an earthworm? thank you! oh, and which digestive organ is the longest and why/ thanks!

2007-03-27 11:41:37 · 1 answers · asked by Ruby Georgie 3

2007-03-27 11:41:07 · 10 answers · asked by Anonymous

what is the difference between ebola zaire and marburg? or are they similar? if they are can you please tell me how they are similar?

2007-03-27 11:37:00 · 2 answers · asked by bubbles 2

1.) How have humans managed to increase the carrying capacity of the environment?
a.) through development of vaccinations*
b.) through adaptability due to high-level brain functioning
c.) through industrialization
d.) through the development of agricultural practices

2.) Which of the following is an example of resourse partitioning?
a.) Two species of birds that eat fruit from the same tree
b.) Two species of mice-one eats seeds; the other eats insects
c.) Two species of squirrels-one eats acorns from the branches; one eats acorns that have fallen*
d.) A species of butterfly and a species of bee that pollinate the same flower

3.) Regarding hot spots, which statement is true?
a.) they're found in all biomes
b.) they're ess vulnerable to species loss
c.) There's too little rainfall to irrigate crops
d.) they're too rich in biodiversity*

2007-03-27 11:34:35 · 1 answers · asked by AJ 2

2007-03-27 11:21:33 · 7 answers · asked by marciaabennett 1

Not homework. Just me.

2007-03-27 11:10:40 · 2 answers · asked by Dovey 7

2007-03-27 11:10:10 · 2 answers · asked by ♥♥♥ 3

2007-03-27 11:08:50 · 3 answers · asked by marciaabennett 1

Do labrador dogs have a lethal gene for albino? If so, do you have a link with that info.?

2007-03-27 11:08:36 · 1 answers · asked by Anonymous

I cant work it out, everyone has a nose, two eyes, and a mouth, how is it possible for there to be millions of people with different faces. Its the same with voices, everyones voice sounds different but how. Think about it, it doesnt make sense...

2007-03-27 10:52:09 · 18 answers · asked by Anonymous

2007-03-27 10:36:18 · 6 answers · asked by jlu 1

2007-03-27 10:34:03 · 4 answers · asked by jlu 1

If children with blood types, A, B, AB and O were all mixed up and the 4 parents had blood types, (A and B,) ( O and O,) (AB and O), (B and B.) Which baby belongs to which couple?

2007-03-27 10:31:30 · 5 answers · asked by confused 1

A woman has been married twice. Her 1st husband was blood type B and their child is type O. Her 2nd husband is type B, and their child is type AB. What is the womans genotype?

2007-03-27 10:18:46 · 3 answers · asked by confused 1

Is it possilbe for a woman to be blood type A and the husband to be blood type B and their child to end up blood type O ?
Or is the child not theirs?

2007-03-27 10:17:32 · 6 answers · asked by confused 1

I recently gave birth to a wonderful little boy. My friends say that your child gets one of the parents blood types. My husband is AB+ and I'm either A+ or B+ I can't remember but my newborn is o+ can this be correct? Or did they mess up at the hosptial?

2007-03-27 10:12:09 · 14 answers · asked by sweetone 2

2007-03-27 10:04:47 · 1 answers · asked by Anonymous

2007-03-27 10:03:33 · 2 answers · asked by Anonymous