Non-native (exotic) species can become species when they out compete the native species.

Exotic

Invasive

Keystone

Umbrella

Extinct

In a protected grassland preserve, there are herds of antelope and zebra and a pride of fifteen lionesses with cubs. A conservation program for lions plans to move the pride to a national park fifty miles north.

What is the term for a group of organisms that can reproduce and have fertile offspring

What was Mohorovičić's observation? Seismic waves travelled at constant speeds. Seismic waves penetrated all Earth's layers. Seismic waves could not go through the brittle crust. Seismic waves travelled at varying speeds.

What is a carbon sink but is not part of the carbon cycle?

How lotus adapt to live in water

Inpatient Consultation This 25-hour-old male infant has Down syndrome. Upon exam there is a cardiac murmur that varies in frequency. EKG demonstrates a left and right ventricular hypertrophy.

Choose the neurotransmitter that best fits each definition or description. 1. crosses the synapse between a motor neuron and a muscle fiber to produce a muscle contraction. 2.

In what two places on plants do seed grow?

Which statement describes gravity? Check all that apply There is no defined unit of measurement for gravity Gravity is the force that pulls objects toward Earth's center Objects that have a small mass will have no gravitational pull Gravitational

Which statement about crustaceans is true? * (A) all have the same number of appendages (B) all have an internal skeleton (C) all have an exoskeleton (D) only some have jointed appendages