The perspective that shapes a person’s understanding of reality is his or her
Worldview
What regions do not lie in the biosphere?
Earth’s mantle
A cell’s genetic material, consisting of DNA, RNA, and associated proteins, is collectively known as
Chromatin
Pairs of chromosomes that carry the same genes are said to be?
homozygous
Sally has four sisters. She and one of her sisters are short, but her other three sisters are tall. This is an example of
variation
A logical procedure for answering a scientific question is known as
scientific inquiry
The term biodiversity refers to
The number of species in an area
When cells and the solution surrounding them contain equal amounts of solute, the solution is called?
Isotonic
A cell that has only one complete set of chromosomes is described as
Haploid
What causes variation among human populations?
crossing over in meiosis, different combinations of alleles, gene flow
A simple, testable statement that predicts the answer to a question is a
hypothesis
The smallest part of an ecosystem that an organism prefers to live in is known as that organism’s
habitat
How is stored energy released for the cell to use?
ATP reacts with water to form ADP
Meiosis is a type of cell division that produces
Gametes
What do forensics specialists analyze during DNA fingerprinting?
fragments of DNA
A compound held together by opposite electrical charges is a(n)
Ionic
What are biotic factors of an ecosystem?
Anything living - The kinds of predators in the ecosystem
In a DNA molecule, adenine always bonds to
thymine
In which stage of mitosis do sister chromatids line up along an imaginary line that divides the cell in half?
Metaphase
What happens in genetic engineering?
scientists attempt to manipulate DNA in ways other than natural processes.
The attraction of one water molecule for another is known as
All the organisms of the same living species living in the same area are known as a(n)
Population
Photosynthesis converts light energy from the sun into chemical energy stored in
Glucose
Mitosis and meiosis are similar and often incorrectly thought of as the same process. Please explains their differences?
Mitosis will generate two daughter cells with the same genetic material from the parent cell, while meiosis will generate 4 daughter cells with half the genetic material from the parent cell
How can genetic drift occur?
when a large portion of a population dies because of disease or natural disaster