They dead cells are efficient for transportation of water that has been absorbed by roots to other plants roots.They are only functional when dead since if the cells were living they would be not functional due to absorption of water for their own use rather than use to the plants.
jim items answered the question on February 25, 2019 at 13:51
-
Explain conditions when most soil microorganisms are active in the soil ecosystem.
(Solved)
Explain conditions when most soil microorganisms are active in the soil ecosystem.
Date posted:
February 18, 2019
.
Answers (1)
-
Discuss animal eat plant relationships using Fungi and Nematodes as an example in nitrogen fixation.
(Solved)
Discuss animal eat plant relationships using Fungi and Nematodes as an example in nitrogen fixation.
Date posted:
February 18, 2019
.
Answers (1)
-
Discuss the soil food web found in most natural ecosystems.
(Solved)
Discuss the soil food web found in most natural ecosystems.
Date posted:
February 18, 2019
.
Answers (1)
-
Discuss Linneaus’ hierarchy as classification method for microorganisms.
(Solved)
Discuss Linneaus’ hierarchy as a classification method for microorganisms.
Date posted:
February 18, 2019
.
Answers (1)
-
Briefly explain how earthworms eat in the soil.
(Solved)
Briefly explain how earthworms eat in the soil.
Date posted:
February 18, 2019
.
Answers (1)
-
Explain how earthworms move through the soil
(Solved)
Explain how earthworms move through the soil.
Date posted:
February 18, 2019
.
Answers (1)
-
One square foot of soil has an array of small invertebrates, hundreds, or even thousands of species, many of which are still unknown to science.Discuss...
(Solved)
One square foot of soil has an array of small invertebrates, hundreds, or even thousands of species, many of which are still unknown to science.Discuss at least 15 microorganism species showing their classification class.
Date posted:
February 18, 2019
.
Answers (1)
-
Giving their functions, state SIX enzymes involved in Eukaryotic DNA replication process.
(Solved)
Giving their functions, state SIX enzymes involved in Eukaryotic DNA replication process.
Date posted:
February 15, 2019
.
Answers (1)
-
Discuss the various evidences which show that evolution has taken place.
(Solved)
Discuss the various evidences which show that evolution has taken place.
Date posted:
February 15, 2019
.
Answers (1)
-
Outline FOUR main stages of DNA replication.
(Solved)
Outline FOUR main stages of DNA replication.
Date posted:
February 15, 2019
.
Answers (1)
-
Two pieces of raw potato chips A and B were placed in two different solutions in petridishes and left to stand for thirty minutes. At...
(Solved)
Two pieces of raw potato chips A and B were placed in two different solutions in petridishes and left to stand for thirty minutes. At the end of the experiment, A was soft and a bit shrivelled, B was turgid and had increased in size.
(a)State the process that was being investigated.
(b)Account for the observations made in each case.
Date posted:
February 15, 2019
.
Answers (1)
-
In an experiment, a piece of brain was removed from a rat.It was later found that the rat had large fluctuation of body temperature. Suggest...
(Solved)
In an experiment, a piece of brain was removed from a rat. It was later found that the rat had large fluctuation of body temperature. Suggest the part of brain which had been removed.
Date posted:
February 15, 2019
.
Answers (1)
-
Distinguish between:
(a)Genotype and phenotype.
(b)Haploidy and diploidy.
(Solved)
Distinguish between:
(a)Genotype and phenotype.
(b)Haploidy and Diploidy.
Date posted:
February 15, 2019
.
Answers (1)
-
Briefly explain the meaning of apical dominance.
(Solved)
Briefly explain the meaning of the term apical dominance.
Date posted:
February 15, 2019
.
Answers (1)
-
Explain why Lamarck's theory of inheritance was discarded
(Solved)
Explain why Lamarck's theory of inheritance was discarded.
Date posted:
February 15, 2019
.
Answers (1)
-
(a)Define respiration.
(b)Give two differences between aerobic and anaerobic respiration.
(Solved)
(a)Define respiration.
(b)Give two differences between aerobic and anaerobic respiration.
Date posted:
February 15, 2019
.
Answers (1)
-
State the function of the deoxyribonuclei acid(DNA)molecule.
(Solved)
State the function of the deoxyribonuclei acid (DNA)molecule.
Date posted:
February 14, 2019
.
Answers (1)
-
State two roles of hydrochloric acid in the stomach.
(Solved)
State two roles of hydrochloric acid in the stomach.
Date posted:
February 14, 2019
.
Answers (1)
-
Differentiate between mechanical digestion and chemical digestion.
(Solved)
Differentiate between mechanical digestion and chemical digestion.
Date posted:
February 14, 2019
.
Answers (1)
-
List the main steps involved in nitrogen cycling in the order they occur naturally
(Solved)
List the main steps involved in nitrogen cycling in the order they occur naturally.
Date posted:
February 13, 2019
.
Answers (1)