Search found 49 matches

by josem
Thu Sep 04, 2014 10:15 pm
Forum: Genetics
Topic: Chromosome Differences
Replies: 5
Views: 7268

Long chromosomes brake apart accidentally and selected eventually during evolution.
by josem
Thu Sep 04, 2014 9:39 pm
Forum: Microbiology
Topic: single bacterium
Replies: 1
Views: 3351

I think it might be due to more than one bacteria stick together during entire procedure (like streaking)
by josem
Thu Sep 04, 2014 9:14 pm
Forum: Physiology
Topic: sugar consumption and weight gain
Replies: 1
Views: 11356

sugar consumption and weight gain

How eating sugar(sucrose) causes weight gain ? Table sugar has low glycemic index than commonly used foods and we use little amount sugar ( usually few grams and it add only few calories ). Then, why we want to go for artificial sweeteners for dieting? Sugar converted into glucose and fructose by di...
by josem
Wed Sep 03, 2014 9:32 pm
Forum: Genetics
Topic: Stem Cells
Replies: 5
Views: 12948

I think you can localize stem cells in lower organisms such as C. elegance by flurochrome labeled antibodies specific to specific proteins of stem cell.
by josem
Wed Sep 03, 2014 9:13 pm
Forum: Genetics
Topic: What makes dominant allele dominant?
Replies: 7
Views: 13199

Recessive alleles usually have a loss of function, means they are not producing a functional protein.
by josem
Wed Sep 03, 2014 9:12 pm
Forum: Genetics
Topic: What makes dominant allele dominant?
Replies: 7
Views: 13199

Recessive alleles usually have a loss of function means they are not producing a functional protein.
by josem
Wed Sep 03, 2014 8:47 pm
Forum: Genetics
Topic: Chromosome Differences
Replies: 5
Views: 7268

I thing handling of large DNA molecule or chomosome may be difficult during replication or mitosis, so small DNA molecule selected during the course of evolution. We can see chromosomes number is usually increased from lower to higher eukaryotes or lower to higher complexity of genome.
by josem
Sun Aug 31, 2014 8:59 pm
Forum: Zoology Discussion
Topic: Are predators always smarter than their prey?
Replies: 15
Views: 37842

What if a python eat a human being?
by josem
Sat Aug 30, 2014 7:35 pm
Forum: Molecular Biology
Topic: Rice Bran
Replies: 4
Views: 4443

Rice bran oil can be extracted from the rice bran. Which is a healthy cooking oil good for heart.
by josem
Sun Aug 24, 2014 8:29 pm
Forum: Ecology
Topic: Aquatic life in the polar regions
Replies: 3
Views: 11266

Aquatic life in the polar regions

During winter in polar regions there is a thick sheet of ice above the water bodies. How the water below ice get oxygenated to sustain aquatic life.
by josem
Sun Aug 17, 2014 8:24 pm
Forum: Evolution
Topic: Chicken or egg formed first
Replies: 6
Views: 12909

Somebody would say egg formed first because without egg how chicken formed. Some other would say the opposite with same reasoning. If somebody has an egg, it formed from a chicken, later formed from egg. If we follow egg-chicken story in chronological order (follow the phylogeny), egg-chicken-egg-ch...
by josem
Wed Aug 13, 2014 7:27 pm
Forum: Evolution
Topic: Chicken or egg formed first
Replies: 6
Views: 12909

Prokaryote never be chicken. But I mean chicken ultimately evolved from prokaryote within time frame of few hundred million years. So very very distant ancestor of chicken is a prokaryote.