Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
One group has more species than all the other groups, give the name of the Phylum and examples of species found in this group.
Besides his book On the Origin of Species, Charles Darwin wrote many other significant works. Provide the names of three additional significant books or articles that were written by Darwin and prov
This is an overview of group selection and a specific type of behavior involved, kin selection. This explains what kin selection is and gives a couple of examples of organisms that practice this typ
Describe the characteristics of the various domains of living things. Do you notice any similarities or differences between the domains' characteristics? What are some of the similarities or differe
There are nine major animal phyla (actually there are over thirty that are recognized by taxonomists so consider yourself getting off lucky).
An organism can exchange matter and energy with its surroundings. Thus, any change in an organism's energy content must be balanced by a corresponding change in the energy content of the surrounding
Beginning with fertilization, describe the main stages of animal development. Give a brief, simplified description of each stage.
Discuss the rationale behind taxonomists placing sharks and dolphins in different taxonomic groups, even though they are both aquatic, have very similar body forms, and share other traits as well.
Your neighbor added a farmer's porch to his house and painted the ceiling of it blue. When you asked him why, he told you he had read that the sky blue ceiling would fool wasps into thinking it was
Some organisms reproduce sexually while others reproduce asexually. Define both types of reproduction. What are the advantages and disadvantages of reproducing each way? Name two organisms that repr
Some sources of information state specific nutrients in higher concentration in goat's milk, than in cow's milk. Please look for some information countering the goat milk side and also a detailed nu
A group of 11 mice were given water and another group of 10 mice were supplied with diluted black coffee (coffee:water 1:1) as drinking fluids for five weeks.
A new species has been discovered. The animal is a vertebrate, approximately 18-24 inches in length. Members of this species are covered in scales and are known to lay shelled eggs.
After college, with the help of her dad, she opened a small wholesale greenhouse. The business was a modest success and allowed Martha to experiment with new growing methods.
a brief but quite informative account of aromatherapy which is a a type of alternative medicine. The interesting origin, developments,definitions,chemical composition and mode of action of essentia
Describe the negative impact the organism is having on the natural world of your area. Finally, discuss what is being done to control this species and suggest what might have been done differently t
Name two plant tissues in which dead cells are useful. Describe the structure and function of each tissue, showing how the dead cells contribute. Why couldn't animals make use of dead cells in the s
If a girl carved her initials in the trunk of a maple tree at a point five feet above the ground twenty years ago, and the tree grew at a rate of one foot per year, where can she expect to find her
A cube of potato tissue was incubated for a set amount of time in various different sucrose solutions, and the weight of the potato tissue determined both before and after incubation. The weight dif
What pteridophta reproductive structures look like and what are those structure called.
what are seedless vascular plants reproductive structures called and what do they look like.
Describe how xylem and phloem function with regards to movement of water, minerals etc from roots to leaves in a transpiring plant and from leaves or source organ to sink organs.
Structural modifications to the orchid from the angiosperm Monocot family to leaves, roots, stems, or flowers that result in adaptive functions.