When did photosynthesis first occur?

Explain the role of organic compounds in cellular respiration

Pasta dough can be shaped by forcing it through a die in a process known as

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?

A white-flowered plant is crossed with a red-flowered plant, and all of the offspring have pink flowers. this could be an example of:

Which statement is true about a scientific method

Give a basic definition of evolution as taught in this Unit 2. Answer should be at least 3 sentences long and include at least 4 key terms learned throughout the lesson.

RNA and DNA are similar because: a. both contain the sugar deoxyribose b. they are both composed of nucleotides c. both contain the nucleotide Uracil d. they are both always double-stranded helices

Chains of nucleotides from?

This is the energy stored as adipose tissue:.

At one time, biologists thought that fungi were merely forms of plants that had lost their chlorophyll and had returned to decomposing dead nutrients to gain food.