In single-gene traits, natural selection can lead to which of the following?

a. Allele frequency change

b. Directional selection

c. Disruptive selection

d. Founder effect

As organisms grow do our cells increase in size or do they increase the numbers

What sort of evolutionary explanation could you give for why the sequence is most different

How do floods impact the socioeconomics of a city or town? Select the two correct answers. 1. More sand can be brought to beaches. 2. The cost of goods can decrease. 3. Damaged businesses can mean loss of income. 4. Groundwater can be recharged. 5.

Corn is a popular feed for pigs because it is high in carbohydrates. However, it has a very low level of the amino acid lysine, so farmers usually add high-lysine feeds to the corn.

The cell cycle begins again after:

The lowest level of environmental complexity that includes both living and nonliving factors is the A: Biome B: Community C: Ecosystem D: Biosphere

Which part of the endocrine system is located in the middle of the brain

Suppose a tropical storm hit your local coastal areas. Residents noticed a large amount of dead fish washed up on the beach following the storm. What physical factors of the aquatic ecosystem may have caused the fish die off?

A scientist describe to study the effect of salt on a particular type of bacteria. Arrange the steps Of the scientific method in the correct order to show how the scientist would proceed with his work

How is a new species or group of species represented in the scientist's model?