Biology Module 4 Word Scramble
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Question | Answer |
Which process makes identical copies of a cell? | Mitosis |
Which process halves the number of chromosomes that are produced? | Meiosis |
Which process is required for sexual reproduction? | Meiosis |
Chromosomes pairs of the same size and shape are called? | homologous chromosomes |
Chromosomes found in gamete cells (sperm/egg) are called? | Haploid |
Chromosomes found in somatic cells (body) are called? | diploid |
We have how many diploid chromosomes? | 46 |
We have how many haploid chromosomes? | 23 |
What is the indented area where chromatids are held together? | Centromere |
What is the longest phase of the cell cycle? | Interphase |
Skin cells divide every? | 20 hours |
White blood cells divide every? | 2 weeks |
Red blood cells divide every? | within hours |
Nerve cells divide when? | hardly ever |
Cancer cells divide when? | Very rapidly |
Cancer cells do not show? (out of control) | Contact inhibition |
Benign tumor | Mass of cancerous cells |
Malignant tumor | cells spread to other areas of the body |
Cancer is the ________ leading cause of death after cardiovascular disease. | Second |
Cancer is responsible for what percent of deaths in the US? | 25% |
What is the leading cancer in both men and women? | Lung cancer |
Type of cancer with highest frequency? | Skin cancer |
What percentage of cancer deaths are related to smoking? | 30% |
What percentage of cancer deaths are from second hand smoke? | 10% |
Asexual reproduction involves making new cells by? | Mitosis |
Sexual reproduction involves formation of gametes by? | Meiosis |
Homologous chromosomes are separated in? | Meiosis 1 |
How many sperm are in sperm formation? | 4 sperm |
How many eggs are in egg formation? | 1 egg & 3 polar bodies |
If given 6 chromosomes, how many possible combinations are there? | 8 2 to the 3 power bc there are 3 pairs |
How many possible combinations of chromosomes are there for humans? | 8 million 2 to the 23 power |
Who worked out rues of inheritance? | Gregor Mendel |
What plant did Mendel use for experiments? | Garden pea |
Term for what the individual looks like? | Phenotype |
Term for what the individual's 2 alleles are? | Genotype |
Both alleles the same is called | Homozygote |
2 alleles different is called | Heterpzygote |
P generation | Parent generation |
First generation of offspring from parents | F1 generation |
Second generation of offspring (from crosses between F1 individuals) | F2 generation |
Monohybrid cross | Cross that involves one trait (ex color) |
Dihybrid cross | Cross that involves 2 traits (ex. color and seed shape) |
Codominance | When each allele is expressed |
Incomplete Dominance | Red and White flowers make Pink flower |
Created by:
maryssamccunn
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