Plants are grown in glasshouses to protect them from the weather or extend the growing season. Plants make food by photosynthesis.

In winter, when days are shorter, glasshouses are heated to keep the enzyme reactions in plants at optimum rates.
What else should a grower do to make sure that the plants are photosynthesising at the optimum rate? Give a reason for your answer.

Robert wants to know which fertilizer will work the best for his grass. what can he do to explore this inquiry?

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis