Blume Ch4#1-23

Question Answer
During Prophase the two centrioles move to opposite ends of the cell
Which is the part of the cell that contains the hereditary material? Chromosome
What process of the cell cycle where the nucleus divides to create two identical nuclei? Mitosis
What is the final step in mitosis process for animal cells? Telophase
In asexual reproduction, offspring are produced from one parent
Which of these is a part of asexual reproduction?
a. sperm
b. egg
c. zygote
d. regeneration
regeneration
A sea star has one of its arm break off. That arm grows into its own seperate organism through what? regeneration
Hydra reproduce through ________ where the offspring grows from the body of the parent organism. budding
How many chromosomes are in human sex cells? 23
A male tiger contributes sperm to a females tigers egg produce a zygote. The process that produce haploid sex cells is____________. Meiosis
The cell that is formed when fertilization occurs is called what? Zygote
How many chromosomes are in human kidney cell? 46

Of the two types of cells made by the human body, the majority of those cells are________. body cells
What is a possible outcome of a mistake in meiosis? An organism might not grow normally
The process of meiosis ensures that organism will have what? The same diploid number as its parents have
Suppose an animal with 38 diploid chromosomes is able to produce offspring with an animal that has 60 diploid chromosomes. How many diploid number of chromosomes would the offpring recieve from each parent? 19 and 30
IF a diploid tomato cell has 24 chromosomes, how many crhomosomes will the tomato's sex cells have? 12
WHich of these is a part of sexual reproduction?
a.zygote
b. regeneration
c. budding cells
d. fission
zygote
The four nitrogen bases that are found in DNA are adenine, guanine, thymine and _______. cytosine
_____ is a base found in RNA but not in DNA. Uracil
When a mistake happens in the process of copying DNA the result is called_________. a mutation
The stucture of DNA looks like_____. a twisted latter
DNA code is _____ before being passed to new cells. copied

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