Insects may be preserved in the hardened sap of trees called

A ... Amber

B ... Sedimentary rock

C ... gneiss

D ... an organic compound

The digestive system of carnivores typically ... A. Have more than one stomach to digest cellulose B. Include relatively long intestines with colonies of bacteria C. Are short and produce fast acting enzymes D. Contain gizzards for digesting seeds.

A new yeast cell is sometimes produced from a single parent by a process called budding. The process of budding is best described as A. sexual reproduction, with genetically different offspring B.

Recombinant DNA technology is possible because all organisms O A. rely on ribosomes to assemble proteins B. have some of the same genes C. use the same codes for amino acids D. replicate DNA before cell division

Gravity on earth is 2.65 times as great as gravity on mercury. if Beatrice weighs 450.5 newtons on earth, calculate her weight in newtons on mercury

Plant hormonal regulation differs from animal hormonal regulation in that

Broccoli, cauliflower, kale, Brussels sprouts, and cabbage are all just different breeds of a single type of weed commonly found along the shores of the English Channel. The differences between them were all gradually selected for by various farmers.

Which type of transport requires energy to move a molecule?

What was the neolithic revolution and how did it change life

In two or more complete sentences, compare relative dating and absolute dating of earths materials.

Above 38oC and below 0oC the rate of photosynthesis decreases. Propose a hypothesis to explain why this occurs.