In some species, males donate only sperm to the female (i.e., she does not receive a direct benefit). Give an example of this kind of mating system (you may use a particular species or a type of mating system) (1). What are two mechanisms that can explain female choice when […]

Q1. We estimate the size of a population of small mice in a particular field by the mark-response method. Our estimate is 350. Later, we learn from experiments on the behaviour of these mice that they can locate a baited trap faster if they have already been rewarded with food […]

Q. A very wealthy friend of yours has decided to construct a massive indoor “biome garden,” containing representative ecosystems from many parts of the world. Your friend is in the early planning stages of this venture and has hired you as an ecological consultant. Your task is to help solve […]

1) How do Chromosomes at the end of telophase #1 differ from the chromosomes at the end of telophase in mitosis? 2) How do Chromosomes at the end of telophase #2 differ from the chromosomes at the end of telophase in mitosis? 3) Is the process of fertilization a form […]