Biology

Natural Selection question

Can someone help me come up with a 4 lined rhyming poem on natural selection?-Natural selection is a Darwinian ideal the survival of the fittest and strong The strong adapt and the weak die and it dri

Describe the body’s short-term and long-term response to stress.

Kay so i have review for my bio exam. This is one of the questions and i cant find an answer in my text or online. At least not one that sounds right to me. Please help if you know!!! Im not sure if

Struggling with what i should study after school

im quite interested in lab and research stuff. im in my last year of high school and im really enjoying genetics and im good at it too. im really interested in DNA and the whole gene expression thing

What are the chemical elements of phospholipid bilayer

i need the answer as soon as possible . pls !-phosphate, glycerol, fatty acid chain which constitute phospholipid bilayer in elemnts C,H,O,P which constitute the above-Phosph-lipids intrinsic protei

What is the name of the glands that produce chin hair

does it have any name, or do people just call them glands like any other body glands? Thanks in advance :)-Hair follicles.-pituitary glands

Mutating human genes to make "X-men"

Im asking this in a hypothetical, ethical issues aside, strictly for a novel sense. Is it possible, using genetic engineering and stem cell research and such to mutate genes and create super human, al

What is a group of capillaries called

A capillary net (or network) or a capillary bed.-eyebrows

HARDY-WEINBERG HELP PLEASE?!

You are studying a population of 100 people and discover that 26 of these people are ss for a genetic condition. Use the Hardy-Weinberg equation to figure out the frequencies of the S and s alleles. W

Why do skeletons still have teeth

Correctly formed teeth have long roots extending downward into the jaw and upward into the skull, its also worth noting that any skeleton you will see on display probably has them wired or glued in pl

Biology test questions.

Im studying for my Bio exam (100 questions) and these are some of the questions where Im not sure about the answer. Please help. 1. How does HIV cause disease? a. HIV kills brain cells. b. HIV kil

What is the red pigment in blood

hemoglobin (or haemaglobin, if youre old fashioned).Its an iron based compound that binds oxygen. It exists in two normal states.When its carrying a molecule of oxygen, its bright red. When it relea

Where do babies REALLY come from??!?!

My mom always says the stork but i think shes lyin. im only 13 so..-They should have tought that to you in school a few years ago but if your mom dosent want you to know yet then thats her decision.-L

Help with understanding meiosis in humans

I start out with 2N (46). Then after meiosis I, I have two cells. Each cell has N (23) chromosomes. After meiosis II, Im supposed to have N chromosomes again. But if the cells split up, wont N = 23/2?

Help with biology please

Which two of the following three species are more closely related: Entamoeba histolytica, Escherichia coli, and Entamoeba coli? Explain-Entamoeba histolytica and Entamoeba coli are more closely relate

If evolution is true and we humans evolved from monkeys, then explain where our morals come from

Ya know, you do not see morality in the animal kingdom. It is survival of the fittest. Animals do not have morals as we humans do. Also, they do not have religion either. By the way, do not say mora