Biology - February 2007

What examples of natural selection and evidence for evolution exist today that have helped people to now accept Charles Darwin's theory?

2007-02-11 16:03:18 · 4 answers · asked by Sarah S 3

Why did people not accept Darwins theory at the time of its writing?

2007-02-11 16:01:12 · 3 answers · asked by Sarah S 3

2007-02-11 15:59:18 · 1 answers · asked by Anonymous

Why can the gram stain be used to differentiate bacteria, but not other microbial cells?

2007-02-11 15:51:22 · 4 answers · asked by stargirl2000s 2

2007-02-11 15:44:11 · 3 answers · asked by redqueen94 2

In english please

2007-02-11 15:42:46 · 5 answers · asked by Anonymous

2007-02-11 15:38:01 · 3 answers · asked by Anonymous

2007-02-11 15:34:19 · 4 answers · asked by Anonymous

2007-02-11 15:28:12 · 6 answers · asked by Anonymous

1. In pea plants, tall (T) is dominant to dwarf(t). Show the cross between a heterozygous tall and a dwarf plant.

2. If 2 constricted pod plants are crossed what are the expected phenotypes of the offspring and in what proportion?

plz!!!!!!!!!!! anwer!!!!: (

2007-02-11 15:20:06 · 3 answers · asked by sung k 2

A) similar habitat
B) same fossil ancestor
C) similar adaptation
D) dissimilar DNA base sequence
E) their origin from a common ancestor

2007-02-11 15:04:46 · 2 answers · asked by sdt3 1

HIV is a retrovirus, meaning it has RNA as its genetic material. When HIV infects a cell, it uses enzymes to copy its RNA into DNA so that it can integrate into the host cell genome. Is this flow of genetic information consistent with the central dogma? Explain your answer.

2007-02-11 15:00:38 · 3 answers · asked by shontai 3

2007-02-11 14:59:46 · 2 answers · asked by Anonymous

what could be the 4 properties of water that could make it a desirable component of cells.

2007-02-11 14:49:10 · 1 answers · asked by Anonymous

you pick a flower off the plant that produceed the seed shown on a dicot plant, what is a possible number of petals this flower could have ?
a. 3
b. 6
c. 7
d. 8

2007-02-11 14:39:47 · 2 answers · asked by Tessy 1

A major in Biology is general and covers unessary things(ecology...) while Molecular biology is more specific and deals with DNA, genetics and proteins. Which is better for pre-med and why between these two majors?

2007-02-11 14:38:43 · 3 answers · asked by avalentin911 2

Need to know the stages and what happens in each stage, what cells/tissue are active in each.

2007-02-11 14:38:26 · 2 answers · asked by Anonymous

you have at least one copy of the dominant allele T


you have two copies of the recessive allele t


you must be male


you are haploid.

2007-02-11 14:35:12 · 4 answers · asked by bluewavekarate 1

Pp and Dd


all PpDd


PD and pd


PD, Pd, pD, and pd

2007-02-11 14:34:16 · 3 answers · asked by bluewavekarate 1

probable gamete genotypes

or

possible parental phenotypes

or

possible parental genotypes

or

possible genetic outcomes of a cross.

2007-02-11 14:29:26 · 6 answers · asked by bluewavekarate 1

2007-02-11 14:19:11 · 11 answers · asked by miraclewhip 3

If you were to use a binomial system to identify the members of your family (mother, father, sisters, brothers), how would you write their names so that your system would most closely approximate that used to designate species?

2007-02-11 14:18:27 · 1 answers · asked by whatsinaname07 1

diploid, haploid, homozygous, heterozygous

2007-02-11 14:16:20 · 4 answers · asked by whatsinaname07 1

besides using displacement?

2007-02-11 14:15:18 · 3 answers · asked by couturechic16 1

2007-02-11 14:15:01 · 3 answers · asked by Anonymous

2007-02-11 14:13:51 · 4 answers · asked by Anonymous

2007-02-11 14:09:12 · 1 answers · asked by Anonymous

Do all of the steps in aerobic resporation have a final electron acceptor? If so do you know what they are?

2007-02-11 14:07:45 · 3 answers · asked by Anonymous

a. eaten by animals
b. water
c. wind
d. hook to animal fur
which answer is correct ? thanks for your help.

2007-02-11 14:07:18 · 4 answers · asked by Tessy 1

2007-02-11 14:04:23 · 9 answers · asked by CRUSH 2