Biology - April 2007

2007-04-23 10:28:15 · 2 answers · asked by Anonymous

1. Genetic engineering is the reassortment of chromosomes and genetic information
2. Reassortment of chromosomes can occur by crossing over or by independent segregation of homologous chromosomes.
3. genetic recombination is a major source of variation among organisms.
4. Variation is the raw material that forms the basis for evolution.
5. Mitosis explains the physical basis of Mendel's results.
6. Mendel's laws of meiosis form the foundation of modern genetics

2007-04-23 10:23:48 · 2 answers · asked by Anonymous

What kind of environment would you go to if you were looking for archaebacteria?

2007-04-23 10:21:43 · 3 answers · asked by x--CELEBRiiTY--CHiiCK--x 1

1. protein production high
2. DNA synthesis occurs
3. Cytoplasm divides

2007-04-23 10:10:22 · 3 answers · asked by Anonymous

We actually cant use living things but related to them!

2007-04-23 10:10:09 · 1 answers · asked by Chris 5

is it possible to fake a dna test? a guy took fingerprints off a glass i used the other night and had a test done to see if i am related to him. i get a copy of the results in the mail today and it says that he is my father. could the test results be fake? what should i do? i don't know...... :(

2007-04-23 10:09:31 · 14 answers · asked by Southern Princess 3

2007-04-23 10:02:07 · 13 answers · asked by michael p 1

2007-04-23 09:40:02 · 7 answers · asked by james 2

If a woman with blood type A-positive has a child by a man whose blood type is A-negative

A) hemolytic disease will occur in the second child to be conceived

B) the child will not suffer from hemolytic disease nor will a future child

C) the woman will develop Rh antibodies at the conclusion of the pregnancy

D) the child will have type B blood

2007-04-23 09:38:00 · 3 answers · asked by KJS71 2

2007-04-23 08:28:37 · 17 answers · asked by umbrellaphone 1

taste, touch, smell, sight, hearing
as well as solutions for these problems

2007-04-23 08:20:02 · 2 answers · asked by myway_jamie 1

2007-04-23 08:14:25 · 7 answers · asked by liketotally 1

2007-04-23 04:54:48 · 5 answers · asked by Rose B 1

A. Jawless fish
B. Sharks
C. Placoderms
D. Rays
E. Lobe-finned fish

2007-04-23 04:19:25 · 2 answers · asked by punk rock princess 1

I ahve always wonder that. I'm 13 and I have white hair too! what is the scientific explanation of white hair?i'm obviously not getting old!

2007-04-23 03:15:31 · 10 answers · asked by KK 3

There are how many different kinds of RNA nucleotides?
a. 3
b. 4
c. 5

2007-04-23 03:05:31 · 5 answers · asked by Gee 1

Four of the five choices listed below are related by a common number. Select the exception.
a. number of nucleotides in a codon
b. number of building blocks in a nucleotide
c. number of STOP codons
d. number of types of DNA
e. number of types of RNA

2007-04-23 03:02:56 · 3 answers · asked by Gee 1

Four of the Five choices listed below produce alterations in the sequence of DNA nucleotides. Select the exception.
a. helicase
b. point mutations
c. insertion
d. deletion
e. base substitution

2007-04-23 02:58:58 · 3 answers · asked by Gee 1

2007-04-23 02:58:58 · 3 answers · asked by Anonymous

Why is Mueller-Hinton agar used in antibiotic sensitivty testing?

2007-04-23 02:41:43 · 1 answers · asked by Anonymous

In which phase of growth is an organism most sensitive to the action of an antibiotic?

2007-04-23 02:37:40 · 1 answers · asked by Anonymous

A. Retina
B. Brainstem
C. Tympanic membrane
D. Cerebrum
E. Lateral line

1.Controls learning, thinking, and complex behaviors in vertebrates
2.Eardrum found in vertebrates
3.Sensory pits in fish that sense movement in the water
4.A portion of the eye that contains light receptors
5.Controls involuntary activities like breathing and heart beat

2007-04-23 01:59:32 · 5 answers · asked by jessica_stay 1

I'm just curious about this.

With placental mammals, does the growing young function as a parasite or does the mother's body re-route nutrients to the placenta on its own?

Not looking to offend any mothers btw.

2007-04-23 00:53:33 · 2 answers · asked by Anonymous

When i have made this statement i have been told that this can't be happening am i just weird?Does anyone else have this?

2007-04-23 00:42:24 · 6 answers · asked by Peshwari 2

To be fair, they're both pretty much the same process just using different methods. Is it purely based on the suggested dark aura around the field of genetics that comes from uninformed public opinion?

2007-04-22 23:19:41 · 3 answers · asked by Anonymous

2007-04-22 21:02:32 · 6 answers · asked by Anonymous

2007-04-22 20:39:48 · 8 answers · asked by i_dr2000 1

2007-04-22 20:10:19 · 3 answers · asked by Sarpar 1

2007-04-22 19:54:48 · 4 answers · asked by ms_tarryfic 2

i still dont get how transgenic species work and what the benefits and problems of transgenic species...
so..how does it work and what are the benefits and problems?

2007-04-22 19:51:02 · 2 answers · asked by mz_cricket48 1