Why is the interaction between predator and prey called a cycle

If a diploid cell undergoes meiosis and produces two gametes that are normal, and one with n - 1 chromosomes, and one with n + 1 chromosomes, what type of error occurred?

What are two ways that a flood can negatively impact an ecosystem? A. spreading pollutants over a large area and depositing sediment B. increasing groundwater levels and depositing sediment C.

What is not a benefit of breathing through the nose?

Mammals like caribou that live in the arctic often use different lipid types in their legs. legs are more susceptible to heat loss than internal organs, which are closer to the body core and stay warmer.

Why is studying the deep ocean and ocean floor important?

Of all the atmospheric layers, the troposphere has the a. highest temperatures. b. lowest temperatures. c. highest density. d. lowest density.

You are treating a short of breath 9-year-old male with a history of asthma. on scene he presents in severe respiratory distress with noted intercostal retraction, lethargy, and expiratory wheezing. his pulse is 136, respirations 32, and spo2 95%.

Examine the following scenario to answer the next set of questions. (Hint: I suggest you draw the crosses described in this scenario, then answer the questions based on your work).

The roots nodules of leguminous plants contain a parasitic bacterium it is true or false

Rank the following in order from most general to most specific: 1. gametic isolation 2. reproductive isolating mechanism 3. sperm-egg incompatibility in sea urchins 4. prezygotic isolating mechanism