SantabeHub
Home
Search
Search
Biology Questions
BIOLOGY
HIGH SCHOOL
Which organelle can be compared to a security guard who decides whom may enter a building and whom may not
BIOLOGY
HIGH SCHOOL
Cactus spines are modified.1.) Leaves2.) Stems3.) Branches
BIOLOGY
HIGH SCHOOL
A(n) __________ is created when sperm meets egg and contains all DNA necessary to create a person.a. zygoteb. blastocystc. embryod. fetus
BIOLOGY
HIGH SCHOOL
Type the correct form of the adverb.He acted very ____.badbadlyworseworst
BIOLOGY
HIGH SCHOOL
Unlike red blood cells, white blood cells A. can live for many years. B. carry oxygen through the body. C. are the most numerous cells in the blood. D. are made in the bone marrow.
BIOLOGY
HIGH SCHOOL
Pyrolobus fumarii, an extreme thermophile, can survive at a temperature as high as 113°C. This microorganism could be categorized as which of the following?
BIOLOGY
HIGH SCHOOL
Data collected by the drilling ship Glomar Challenger confirmed that _____.a. the ocean floor’s surface is smoothb. the ocean floor is not spreadingc. none of the ocean floor is more than about 180 million years oldd. most of the ocean floor is more than 180 million years old
BIOLOGY
HIGH SCHOOL
Which would have the GREATEST effect on the rate of photosynthesis in a plant? A) oxygen level B) light intensity C) sugar concentration D) starch concentration
BIOLOGY
HIGH SCHOOL
This reproductive structure can be considered an advancement over spores. It protects the embryo from injury and drying out. It also provides food for the embryo. This plant structure is aa. leaf.b. seed.c. cone.d. flower.
BIOLOGY
HIGH SCHOOL
If the sperm gamete that fertilizes an egg has a(n) _____ chromosome, it will form female offspring.
BIOLOGY
MIDDLE SCHOOL
What type of immunity provides lifetime immunity for the body against a specific pathogen?
BIOLOGY
HIGH SCHOOL
If a single mutation turns off the growth of some pairs of legs within an organism, what's most likely affected?
BIOLOGY
HIGH SCHOOL
DNA plays a major role in heredity, composing the genes that are passed down from parent to offspring. It also plays a major role in the everyday workings of your cells. It does this by creating molecules, such as enzymes, that regulate cell functions. These enzymes belong to a larger class of molecules known as A) RNA. B) proteins. C) ion pumps. D) amino acids
BIOLOGY
HIGH SCHOOL
Organisms are constantly interacting with their environment. Sometimes this interaction has a positive effect on the environment, other times a negative impact. Beetles in the forest infest and eat limbs of trees that have fallen to the forest floor. The best way to describe the beetles impact is to say that A) they are having a neutral impact on the environment by acting as decomposers. B) they are having a positive impact on the environment by acting as decomposers. C) they are having a negative impact on the environment by acting as decomposers. D) they are having a predatory impact on the environment by acting as decomposers.
BIOLOGY
HIGH SCHOOL
Describe two traits that represent a sustainable societyand two traits of a non-sustainable society.
BIOLOGY
HIGH SCHOOL
Your science teacher asks you to build a model of a cell. The model should look like a city, and buildings in the city should represent parts of a typical cell. Each building's real-life function should be like the function of the organelle it represents. For example, the vacuole of a cell, which stores water, could be a water tower in your cell city model.What building should represent the nucleus, and why?A)factory:manufacturing B)city hall:control center C)power plant:provides energy D)highways and streets:transportation
BIOLOGY
HIGH SCHOOL
Random changes in allele frequency in a population are called:gene flowgenetic driftmicroevolutionstabilizing selection
BIOLOGY
HIGH SCHOOL
Sweating and panting are examples of which characteristics of life?
« Previous
Page 84
Next »