What types of changes in a habitat would cause a population to decrease? question 4 options: loss of food changes in weather more predators than prey change in the availability of water. all of the above?

As a result of wildfires, in grasslands. a) tree growth increases b) grass growth increases c) soil quality decreases d) invertebrate variety decreases

Choose the correct words to complete the sentences related to genetic screening. is a procedure that is used during pregnancy to detect genetic defects. is extracted from the uterus and used to identify genetic disorders?

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm