V
icc
cuyuruy. cuir
english
jay terrius king
fvcr biology a 26.3120005
populations and the environment
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elephants shape their environment in many ways. they can change a forest to a grassy field or dig a hole that might become
a pond. they clear large amounts of vegetation, which removes habitats for some organisms but makes the area inviting for
other organisms. which best describes possible interactions of elephants with the surrounding ecosystem?
positive
negative
neither positive nor negative
both positive and negative

Turtle hatchling survivorship rate is low in many turtle species due to predation. amanda researched the predatory rate on a species of turtle eggs in the red river. the eggs were harvested from trapped turtles and the egg's cloaca film (reproductive discharge) was either washed off or left on once gathered. research suggests that predators use the female's cloaca scent to locate the eggs. the eggs were only handled when wearing gloves and then reburied along islands where the turtles were trapped. the nests were monitored by cameras and manually on foot and data on nest predation were recorded. a. based on the experimental design, what is the dependent variable? b. based on the experimental design, what is the independent variable? c. based on the experimental design, what is the control?

Match the reproductive structures based on their function and the system to which they belong. egg ovary sperm vas deferens vagina fallopian tube testis urethra

All annelids and arthropods have a blank body plan . unlike annelids, arthropods also have blank . the circulatory system of annelids is blank , while circulatory system of arthropods is blank .