Biology

Cladograms: bio hw help!

1. a cladogram is a hypothesis about evolutionary relationships. explain how hypotheses about evolutionary relationships can be tested. 2. why do some cladograms have a very clear branch order and ot

What type of insect is this

I was outside watering my tree and found about 10 of these insects just hanging out. Can you please tell me what they are? Thanks! http://www.flickr.com/photos/64561635@N0…-That is the nymph stage of

10 POINTS! Cell transport

I cant find a definition or related word for it!!!!!!!!! ive been on google for so long but i cant find it! and the definition cant be longer than 3 sentences! can you? please! ill answer some of yo

Does Evolution make sense to you

DNA & genes have no influence on the design of the creature. How is evolution logical? How do the come together to form something specific & complex blindly?-I will never understand it because I wonde

What is a cryptochrome in biochemistry

Cryptochromesare a class of blue light-sensitive flavoproteins found in plants and animals. Cryptochromes are involved in the circadian rhythms of plants and animals, and in the sensing of magnetic fi

Sex-linked genetics problem

Im trying to better understand sexlinked genetics, b/c right now Im lost. I do understand regular genetics for this biology class. Heres my first problem: Two normal visioned parents produce a colo

Which of the following are NOT found in all vascular plants

a) phloem b) xylem c) seeds d) carbohydrate molecules I think the answer is C but im not sure. Thanks in advance!!-You are right. Xylem and phloem are the two forms of transport tissue in vascular pl

Will humans ever have superpowers

I know its a weird question, but can humans evolve to have superpowers?-Depends on your definition of superpowers! My family genetics already possesses traits that could be considered special.We have

Oxygen poor blood becomes oxygen rich blood in the capillary beds of the

A. trachea B. alveoli C. brinchioles D. bronchi E. Larynx-B.Thats where the gas exchange occurs.

Is evolution still a theory

To be clear, evolution is not a theory. Evolution - that is, the change in gene frequencies within a population over time, leading ultimately to diversification and production of new species - is a fa

The limiting factor in the enzyme-substrate complex is

A. too many enzymes and too many substrates B. lack of substrates C. too many enzymes D. all of the above E. none of the above-B., its like if you have 5 bikes but only 3 people to ride them.....only

Please correct my bio questions!!!!!!!!!!!!!!!!!!!

1. All the following are true about the molecule kinown as DNA except that it a. governs the process of the hereditary transmission of genetic material b. operates at ribosomes sites controlling prote

What are the microorganisms that live in bean water

I know it has to be bacteria but does anyone know the exact names?-bascillus thuringensis-Yes. Beanunvierseplanetcity I read about it a book about beans. it was very informative Beans can be made i

Is there a way to repulse Pheremones

Im looking for a way to repulse female pheremones. It is a chemical reaction, and Im largely curious as to if there is a way to repulse or cancel out pheremones from the female species. Its an ideolog

How are all of the human body systems related

How are they related to each other? - Digestive - Respiratory - Circulatory & Immune - Excretion-Well, thats definitely not all of the body systems. Anyway, aside from the obvious They keep the human