There are 1000 pine trees per square kilometer in a North Carolina forest. This information tells us

With a mother that is colorblind and a father that is not colorblind what is the probability that a male child is colorblind

The first antibiotic was made because of properties discovered in a certain type of

What's the difference between haploids and diploids

In a population of squirrels in North Carolina, the heritability for body weight is high. This means that a. body weight is primarily controlled by genes. b. the environment has little influence on body weight. c.

Tiny one-celled creatures that can live inside or outside of the body are called

What is a difference between embryonic and adult stem cells? embryonic stem cells are undifferentiated; adult stem cells are partially differentiated. it is easier to enucleate embryonic stem cells.

A cell must be from a plant if the cell has:

What are two examples of the way the actions of humans harm some living things?

The chart shows the percentage of different elements in the human body. Which element is the most prevalent in the human body? (A) nitrogen (B) hydrogen (C) carbon (D) oxygen

According to the endosymbiosis theory, scientists believe that early eukaryotes formed from prokaryotes. Why do scientists believe that prokaryotes existed earlier than eukaryotes? All prokaryotes are aquatic in nature.