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BIOLOGY
HIGH SCHOOL
Your heart functions in your body as a(n) A. series of joints responsible for endurance.B. organ for absorbing vitamins and minerals.C. filter for impurities.D. muscle that helps to pump oxygen around the body
BIOLOGY
HIGH SCHOOL
Sunlight can be considered a food resource.true or false
BIOLOGY
HIGH SCHOOL
The tiny holes in the cell walls of plants that allow for the passing of materials are called the _____. middle lamellaplasmodesmatastomatastroma
BIOLOGY
HIGH SCHOOL
The study of organisms based on their similar body structures is referred to as _____. comparative morphology comparative embryology comparative zoology comparative fossilization
BIOLOGY
HIGH SCHOOL
Please Help!!! I am super stuck on this question. If you could also explain how to do big punnet squares, or tell me a site the can explain it to me, that would be great! = ) A dihybrid cross is created from plants that are heterozygous for both round seeds and yellow seed color. What is the ratio of offspring that have round seeds and yellow seed color? Choose from the following: 1:16 3:16 9:16 16:16
BIOLOGY
HIGH SCHOOL
What is the definition of genetic material
BIOLOGY
HIGH SCHOOL
Mollusks' group of organs is called a
BIOLOGY
HIGH SCHOOL
Which of the following monomers are repeatedly joined together to form a strand of RNA?a. amino acidsb. fatty acidsc. polysaccharidesd. nucleotides
BIOLOGY
HIGH SCHOOL
A complete digestive system is found in bears. How is the undigested food removed from a bear? A. Limbs are used to remove the waste. B. The one opening is dual purpose for intake and removal. C. The skin excretes waste. D. An opening specified for waste removal is present.
BIOLOGY
HIGH SCHOOL
How can some water be used even if it isnt clean enough to drink
BIOLOGY
HIGH SCHOOL
A measure of the degree to which a characteristic is related to genetic, inherited factors is known as __________.A. genetics B. heritability C. cognitions D. culture-fair
BIOLOGY
HIGH SCHOOL
After a puncture wound or broken skin or mucous membrane contact with blood or other potentially infectious fluids, the first step is to
BIOLOGY
HIGH SCHOOL
Which of the following is NOT a type of nucleic acid?a. DNA c. mRNA b. RNA d. dRNA
BIOLOGY
HIGH SCHOOL
What happens to proteins within the endoplasmic reticulum?A. They are synthesized.B. They are broken down.C. They are converted into lipids.D. They are modified by enzymes.
BIOLOGY
HIGH SCHOOL
Crossing over and the separation of duplicated homologous chromosomes in the first division produce genetic variation. true false User: The nuclear envelope disintegrates during _____. metaphaseprophaseanaphasetelophase
BIOLOGY
MIDDLE SCHOOL
What does the surface of a calm lake have in common with a contour line?
BIOLOGY
HIGH SCHOOL
All of the following are kinds of passive transport except a. Diffusion b. facilitated c. osmosis d. phagocytosis e. ion channels
BIOLOGY
HIGH SCHOOL
Body composition is BEST described as __________.a. the amount of lean muscle in a body b. the total amount of muscle in a body c. the total mass of fat in the abdomen d. the ratio of fat to other tissue in a body
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