How does biological diversity relate to the characteristics of the abiotic factors of an ecosystem?

Despite having a large amount of biodiversity, why is the Amazon Rainforest facing the risk of desertification?

What are the three main types of trophic pyramids studied in ecology?

What are the three main types of trophic pyramids studied in ecology?

Ls4203_class test_2017

5. Liver contain both Hexokinase and Glucokinase: catalyze reaction(i.e. glucose + ATP -> glucose-6-phosphate + ADP). Describe how glucokinase and hexokinase regulate blood glucose homeostasis? How activity of hexokinase and glucokinase is regulated? (3+2=5 marks)

What are trophic levels? How many trophic levels can a food chain have?

What are primary consumers? Can a food chain have quaternary consumers without having secondary or tertiary consumers? Can a tertiary consumer of one chain be a primary or secondary consumer of another chain?

What are the main degenerative diseases of the nervous system?

Using correct “fly” notation, write the genotype of the following flies.

1) Genotype 1: homozygous for yellow body and heterozygous for vestigial wings

2) Genotype 2: homozygous for wild type for body color and wing veins and homozygous recessive for vermillion eye color.

3) Genotype 3: homozygous wild type for everything, a single symbol will cover this.

GENES ONLINE

4) Would this person have the disease? _________

5) What is the basis for your prediction?

Suppose you make TSA plates and inoculate them with Escherichia coli. After incubating the microbe for 24 hours, you notice nothing grew. What could explain this

How many mass extinction of species are there on records since the origin and diversification of life on earth? How is the present episode different? What is the result of loss of biodiversity in a region?

Briefly give the views regarding the reasons for conserving biodiversity.

Briefly give the views regarding the reasons for conserving biodiversity.

How many mass extinction of species are there on records since the origin and diversification of life on earth? How is the present episode different? What is the result of loss of biodiversity in a region?