1. a sugar, a phosphate, and a base (such as Adenine.)
2. Deoxyribose
3. TCGAGTC, A pairs with T and G pairs with C
4. 55 adenines, 100-45=55
Answer:
Explanation:
5c What is crop rotation?
Crop Rotation is the growing of different crops in succession on a piece of land to avoid exhausting the soil and to control weeds, pests, and diseases.
State two advantages of crop rotation
Increases soil fertility
Increases crop yield
Increases soil nutrients
6ai What is population?
Population is a particular section, group, or type of people or animals living in an area or country.
Species is a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
Answer:
They can infer that it used to be very cold because woolly mammoths and saber tooth tigers used to live in these climates. They might have went extinct because since they are bigger, they didn't have a very big population to begin with, unlike the smaller animals that survived and have now adapted
Answer:
Co-evolution
best describes the type of relationship shown below
Explanation:
Co evolution can also be termed as the common adaptation of two or more species, their genes, traits and the as a group or pair of organs. Due to the same pressure on both the species it occurs, when they undergo same natural selection. The humming bird is also the same example, which has been adapted to the various shapes of the beaks that are used to extract the nectar and flowers are evolved to generate tasty nectar for these humming bird.