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BIOLOGY
HIGH SCHOOL
Sponges have collar cells that trap food and ingest it by or by the enzymes of lysosomes.
BIOLOGY
HIGH SCHOOL
Which of the following conduct the most pollination for angiosperms? squirrelsbutterfliesbirdsbees
BIOLOGY
HIGH SCHOOL
The process of DNA replication occurs just before
BIOLOGY
HIGH SCHOOL
Maribel places her backpack and lunch bag on a lab table where there are lab materials. What is the safest way for Maribel to arrange the items?Both the personal items and the lab materials should be arranged neatly along the edge of the table. Both the personal items and the lab materials should be arranged in the center of the table.The lab materials should be in the center of the table, and the personal items should be on the edge of the table.The personal items should be off the table, and the lab materials should be placed neatly away from the edge of the table
BIOLOGY
HIGH SCHOOL
The difference between protostomes and deuterostomes is _____. protostomes have only an ectoderm and endoderm protostomes have only a mesoderm protostomes develop a mouth first and then an anus protostomes develop an anus first and then a mouth
BIOLOGY
HIGH SCHOOL
Many insects have a tough outer shell called _____. an exoskeleton cellulose an endoskeleton chitin
BIOLOGY
HIGH SCHOOL
Organisms that have two identical alleles for a particular trait are said to be a. hybrid. b. homozygous. c. heterozygous. d. dominant.
BIOLOGY
HIGH SCHOOL
Which structure provides energy to the cell? a. cytoskeleton b. mitochondria c. ribosomes d. endoplasmic membrane
BIOLOGY
HIGH SCHOOL
The trunk of a tree is its _____. rootstemleafflower
BIOLOGY
MIDDLE SCHOOL
5) How are Parkinson's disease and ALS similar?A) Both diseases are communicable.B) Both diseases affect muscle control.C) Both diseases can be prevented with vaccines.D) Both diseases are caused by an unhealthy lifestyle.
BIOLOGY
HIGH SCHOOL
The main function of _____ tissue is communication between different parts of the body.connectiveepithelialnervousmuscular
BIOLOGY
HIGH SCHOOL
An onion or a daffodil reproduces by means of an underground structure called a _____. bulb tuber rhizome
BIOLOGY
HIGH SCHOOL
How does earth science overlap with life science
BIOLOGY
HIGH SCHOOL
What do two different neutral isotopes of the same element have in common?
BIOLOGY
HIGH SCHOOL
Messenger RNA carries a(n) ___________ of the DNA’s instructions out of the nucleus to the ___________.a. exact copy; ribosomeb. transcript; ribosomec. exact copy; mitochondriad. transcript; mitochondria
BIOLOGY
HIGH SCHOOL
Which homeostatic process moves particles against a concentration gradient?a. dynamic equilibriumb. passive transportc. osmosisd. active transport
BIOLOGY
HIGH SCHOOL
Write the formula that shows the release of energy by the mitochondria.
BIOLOGY
HIGH SCHOOL
Blood cells are _____ in shape because they lack a nucleus.
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