Biology Answers

Questions.

1. Name any five challenges experienced by teenage mothers. Write full sentences. (5 marks).

2. Suggest any five advises that you can caution your peers about the consequences of teenage pregnancy (10 marks)

Reference is required.

In pea plants, yellow seeds (Y) are dominant over green seeds (y), and rounded peas (R) are dominant over wrinkled peas (r).

Cross a plant that is heterozygous for both traits with a plant that is homozygous recessive for both traits. Draw a Punnet Square to show all possible offspring and determine the genotypic and phenotypic ratios.

Suggest why the new isolated southern population of frogs could be considered a separate new species

1.      explain  how does white blood cells instead of trapping cholesterol in coronary artery disease forms foamy cells and causes more inflammation and what foamy cells basically is?