parts of the cell
sexual reproduction in cells
Random
evolution theory's
vocab
100

what part of the cell function allows only certain molecules to pass through, the bouncer.

plasma membrane 

100

how many chromosomes do humans have in their body cells?

46

100

what is a stimulus 

any kind of signal that carries information that can be detected. 

100

animals that share common characteristics in bones structure may have had some form of common ancestry is called? 

anatomical comparisons 

100

what does DNA stand for...

Deoxyribo Nucleic Acid
200

what part of the cell structure description looks like a pea with wavy lines inside of it 

mitochondria 

200

what does diploid mean?

means that a cell has 2 homologous chromosomes 

200

in a city, there is a trash dump that processes wast. In the cell, organelle that is a....

lysosomes 

200

ancient organisms adapted and responded to their environment by inheritable characteristics depending on the type of environment is called? 

patterns in fossil evidence 

200

What is data?

Quantitative or qualitative information gained from scientific investigation

300

what function acts as a barrier to keep water in plant cells.

cell walls

300

what does haploid mean?

means that a cell has only 1 homologous chromosomes 

300

Offspring show genetic variation from their parents because of .....

sexual reproduction 

300

belief that animals inherited characteristics based upon their use and disuse of traits which is not true, but raise the issue of how they were passed on is called

ideas about inheritance of aquired characteristics

300

What is codon?

Three-base code in DNA or RNA

400

what structure description is found as small dots located on the ER or in the cytoplasm. 

ribosomes

400

when does crossing over occur during meiosis?

prophase I

400

what is imprinting? why is it important? 

recognizing and following the first thing a baby sees to move. it keeps young animals close to their mothers.

400

By directly comparing DNA and proteins, science can determine when animals diverged from one another as well as compare their evolutionary relationship.

Biochemical comparisons (DNA and proteins) 

400
What is a virus?

A nonliving strand of genetic material within a protein coat.

500

what structure Description is not found in animal cells, they are circle with small stacks within them 

chloroplasts 

500

what is the major focus of meiosis I ?

genetic diversity 

500

what do B cells produce?

plasma cells and memory B cells 

500

when animals are separated geographically major adaptions is called...

the role of geographic isolation

500

what are the group of animals that do not have back bones?

invertebrates 

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