BELLWORK

WEEK 16-LIFE SCIENCE

ROOT WORD OF THE WEEK

SCIENCE TRIVIA

LIFE SCIENCE - Which of the following is the MOST readily available energy store during normal human cellular conditions:

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1. fat
2. proteins
3. ATP
4. glucose

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SCIENCE TRIVIA-ANSWER

LIFE SCIENCE - Which of the following is the MOST readily available energy store during normal human cellular conditions:

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• fat
• proteins
• ATP
• glucose

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READ-A-GRAPH

1. What question is this graph trying to answer?

2. What are the dependent and independent variables?

3. What conclusion(s) can you make?

4. What evidence from the graph supports it?"

CREATE-A-GRAPH

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Remember, it must:

• start at 0
• have a title
• have x & y axes labels
• have an evenly spaced scale

BONUS SLIDES

Science Trivia

LIFE SCIENCE - Meiosis is typically divided into meiosis 1 and meiosis 2. In a typical human egg cell, how many chromosomes will it have in each cell after meiosis 1?

Science Trivia-Answer

LIFE SCIENCE - Meiosis is typically divided into meiosis 1 and meiosis 2. In a typical human egg cell, how many chromosomes will it have in each cell after meiosis 1?

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23 (46 chromatids)

Science Trivia

LIFE SCIENCE - Of the four general types of biological molecules, proteins,

carbohydrates, lipids and nucleic acids, under which one would insulin (a hormone) be categorized?

Science Trivia-Answer

LIFE SCIENCE - Of the four general types of biological molecules, proteins,

carbohydrates, lipids and nucleic acids, under which one would insulin (a hormone) be categorized?

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PROTEINS

Science Trivia

LIFE SCIENCE - What cellular organelle most directly functions to help match the tRNA to the correct place on the mRNA and allows the growing of a protein?

Science Trivia-Answer

LIFE SCIENCE - What cellular organelle most directly functions to help match the tRNA to the correct place on the mRNA and allows the growing of a protein?

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RIBOSOME

Science Trivia

LIFE SCIENCE - In a cross of two mice that are heterozygous for coat color with brown the dominant allele, what proportion of their offspring would you expect to be brown?

Science Trivia-Answer

LIFE SCIENCE - In a cross of two mice that are heterozygous for coat color with brown the dominant allele, what proportion of their offspring would you expect to be brown?

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75%

Science Trivia

LIFE SCIENCE - A brown mouse and a white mouse mate and have a litter of babies which are all brown. Assuming the trait is controlled by a simple dominant/recessive gene; use the appropriate scientific names to describe the genotypes for the coat color in each of the parents.

Science Trivia

LIFE SCIENCE - A brown mouse and a white mouse mate and have a litter of babies which are all brown. Assuming the trait is controlled by a simple dominant/recessive gene; use the appropriate scientific names to describe the genotypes for the coat color in each of the parents.

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HOMOZYGOUS DOMINANT AND HOMOZYGOUS RECESSIVE

Science Trivia

LIFE SCIENCE - In humans, red-green color blindness is caused by a recessive sex-linked trait on the X chromosome. If a man and a woman produce a color blind son, assuming no spontaneous mutation, which of the following must be true?

1. The father is color blind
2. Both parents carry the allele for color blindness
3. The mother carries the allele for color blindness
4. Neither parent carries the allele for color blindness

Science Trivia

LIFE SCIENCE - In humans, red-green color blindness is caused by a recessive sex-linked trait on the X chromosome. If a man and a woman produce a color blind son, assuming no spontaneous mutation, which of the following must be true?

• The father is color blind
• Both parents carry the allele for color blindness
• The mother carries the allele for color blindness
• Neither parent carries the allele for color blindness

Science Trivia

LIFE SCIENCE - Expressed as a fraction, what is the probability that the daughter of a color blind father and carrier mother will also be color blind?

Science Trivia-Answer

LIFE SCIENCE - Expressed as a fraction, what is the probability that the daughter of a color blind father and carrier mother will also be color blind?

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1/2

Science Trivia

General Science – When crossing two heterozygous plants, what percentage of the offspring do you expect to be homozygous?

1. 0
2. 25
3. 50
4. 75

Science Trivia-Answer

General Science – When crossing two heterozygous plants, what percentage of the offspring do you expect to be homozygous?

• 0
• 25
• 50
• 75

Science Trivia

GENERAL SCIENCE - What is the difference between mitosis and meiosis?

1. Mitosis refers to cell division while meiosis refers to cell repair
2. Mitosis produces haploid cells while meiosis produces diploid cells
3. Meiosis has fewer stages than mitosis
4. Meiosis typically produces haploid gametes while mitosis does not

Science Trivia-Answer

GENERAL SCIENCE - What is the difference between mitosis and meiosis?

• Mitosis refers to cell division while meiosis refers to cell repair
• Mitosis produces haploid cells while meiosis produces diploid cells
• Meiosis has fewer stages than mitosis
• Meiosis typically produces haploid gametes while mitosis does not

Science Trivia

Life Science – What is the pattern of inheritance when one allele is not completely dominant over another?

Science Trivia

Life Science – What is the pattern of inheritance when one allele is not completely dominant over another?

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INCOMPLETE DOMINANCE

Science Trivia

LIFE SCIENCE - The presence of which of the following is what makes rough endoplasmic reticulum appear rough and not smooth?

1. ribosomes
2. globular proteins
3. glycolipids
4. growing proteins

Science Trivia-Answer

LIFE SCIENCE - The presence of which of the following is what makes rough endoplasmic reticulum appear rough and not smooth?

• ribosomes
• globular proteins
• glycolipids
• growing proteins

Science Trivia

LIFE SCIENCE - In pea plants, the yellow seed trait is completely dominant over the green seed trait. Suppose you cross a pea plant that is heterozygous for the yellow seed trait with a pea plant containing green seeds. What colors of seed will the offspring have?

1. Green
2. Yellow
3. Half of the offspring will have green seeds and half will have yellow seeds
4. A seed color that is halfway between green and yellow

Science Trivia-Answer

LIFE SCIENCE - In pea plants, the yellow seed trait is completely dominant over the green seed trait. Suppose you cross a pea plant that is heterozygous for the yellow seed trait with a pea plant containing green seeds. What colors of seed will the offspring have?

• Green
• Yellow
• Half of the offspring will have green seeds and half will have yellow seeds
• A seed color that is halfway between green and yellow