Mutiple choice

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1) In absence of oxygen, a yeast cell undergoes fermentation and uses 100 molecules of glucose. How much net ATP will be generated? A) 100 B) 36 C) 400 D) 300 E) 200 2) All the following statements pertai ...continues

Each question poses a fundamental metabolic problem

3) Louis Pasteur (a French biochemist) investigated the metabolism of yeast which can survive under aerobic or anaerobic conditions. He observed that the yeast consumed sugar at a much faster rate under anaerobic conditions than it did under aerobic conditions. Explain this Pasteur effect. 4) If a plant is kept for many d ...continues

Short Answers

Louis Pasteur (a French biochemist) investigated the metabolism of yeast which can survive under aerobic or anaerobic conditions. He observed that the yeast consumed sugar at a much faster rate under anaerobic conditions than it did under aerobic conditions. Explain this Pasteur effect. If a plant is kept for many days in ...continues

Experiment

Suppose an experiment is performed in which plant I is supplied with normal carbon doixide but with water that contains radioactive oxygen atom. Plant II is supplied with normal water but with carbon dioxide that contains radioactive oxygen atoms. Each plant is allowed to perform photosynthesis, and oxygen gas and sugars produce ...continues

A few questions I am interested in finding out more on

What are some of the ADVANTAGES of mapping the entire human genome? What are some of the DISADVANTAGES of mapping the entire human genome? What is biotechnology, and what are some examples? Discuss the ethical issues surrounding the use of one of the examples.

Auxin was applied to a cut apical shoot of a bean plant...

I did an experiment in lab---Auxin was applied to a cut apical shoot of a bean plant. What results should I expect to find regarding lateral bud growth (decrase or increase) and also the number of lateral buds(increase or decrease). Also would the presence of auxin applied in this manner affect the vertical growth of the plant? ...continues

DNA Multiple Choice/Short Answer

What is the relationship among DNA, a gene, and a chromosome? A) A chromosome contains hundreds of genes which are composed of DNA. B) A gene contains hundreds of chromosomes which are composed of protein. C) A chromosome contains hundreds of genes which are composed of protein. D) A gene contains hundreds of chromos ...continues

Skeletal and muscular systems

How are the skeletal and muscular systems inter-related? How does skeletal structue change in relation to muscle changes.

Statolith Hypothesis

According to the statolith hypothesis the cells farther away from the earth elongate while those near the earth do not. true or false and why?

Evolution/ ecosystem

If evolution is just a theory;how might a paleontologist or evolutionary biologist explain the apparent absence of predecessors to organisms that appear in the fossil record? Some researchers have said that the diversity of an ecosystem can be used as an indicator of its health. What is diversity in this context, and how wo ...continues