How does the Gaia hypothesis explain the interaction between biotic and abiotic factors in the biosphere?

In which step of the scientific method would you need controls? A. observation B. hypothesis C. experimentation D. conclusion

Disadvantages of asexual reproduction are

If we can see water, can fish see air? But since we can't see air, can fish not see water?

Why would you expect equal numbers of guanine and cytosine in a molecule of DNA, but not necessarily in a molecule of RNA?

An ecosystem includes all of the following except

A dysfunctional cell lacks a signal peptidase and is unable to cleave the ER signal sequence from proteins translated in the ER. What will be the effect on the cell's proteins?

What is the internal lining of many organs called

Rephrase the law of conservation of mass in your own words

Describe one way that freshwater animals can compensate for ions lost during excretion of excess water

What cell organelles carries the DNA?