Biology

Why do living things need carbon

Carbon is the main atom used in the formation of moleculesthat build cells using the DNA based reproduction system. The carbon atom have affinity to bond to other atoms, and is widely available in Nat

When i half close my eyes i can see cell like objects floating about, what is this?!

These floaters are actually tiny bits of blood vessels left over from when you were a fetus! As your eyes developed in the womb, blood vessels had to get to the cornea and lens so that they could grow

If skin is always regenerating, why does it appear to age

We are constantly growing new skin, with the old falling away. So shouldnt we always look young and fresh?-The cells are renewing, but some of the connective tissue matrix becomes altered.Additionally

Is it possible to artificially create an intelligent species

Maybe, but its never been done. Some people think thats whats happening with our computers. We are giving them more abilities as well as more autonomy and some think there will come a time when comput

Uncertain about which major I should choose in college

I dont know. Im stuck on these three: Biology Biochemistry Molecular Biology Can you tell me a little more about them so I can make a more informative decision.-r u planning to go to Med school? If

How many molecules are there in the human cell

What are they?-Thats impossible to measure (and not least because many human cells are different from eachother). There are at probably hundreds of thousands or more in a single cell. And there are al

Whats The Most Common WORM in humans

I heard on a show this one time that most humans have a type of worm in their bodies thats not necessarily deadly, is this true? WHats the most common worm?-pin worm i think. they just make your but i

What is Biochemistry? What would you learn as a Biochemistry major that's different from Biology

Biochemistry is the study of life on the chemical level. A large portion of it is focused on metabolic patways (glycolysis, krebs cycle, electron transport chain, beta oxidation, lipid synthesis, urea

What is the role of ADH and how does it work

Im doing a school project and i know its to do with the kidneys and stuff but i need like detail -ADH means anti-diuretic hormone which controls our blood concentration When the blood becomes thick w

What is the Resource Ratio of Tilman in Ecology

Wikipedia hasnt really been useful. :/ Can someone explain this to me in plain English?-The resource ratio explains the coexistence of competing plant species. This is based on the species having diff

I am confused about the human sexuality

I dont get how the g-spots is said to be up the anus, i tried to find mine and it wasnt pleasurable. My gay friend said God put it up there so every man should be gay, it explains that gay sex is mo

In RNA synthesis, the promoter sequence is located on the...

I seriously cannot find the answer to this question anywhere!!! A) Transcription Factor B)Template strand of DNA C)Complementary strand of DNA D)at the 3 end of the newly synthesized RNA E)at the 5

Is blood flow free or forced convection

I could see how its free blood flow because gravity allows blood to flow to the lower extremities, but the heart also forces blood flow to areas of the body.-Technically its both, because gravity does

Which of these is not a part of the appendicular skeleton

A. clavicle B. metatarsals C. tibia D. vertebrae-vertebrae is NOT a part of the appendicular skeleton. its part of the axial skeleton which consist of the skull and the vertebrae etc. appendicular re

Why would scientists lie about evolution

I am a scientist and unsurprisingly, I accept evolution to be true as much as I accept gravity to be true. Reading some questions and answers on this forum about the evolution debate there are many r