No student devices needed. Know more
17 questions
This makes an organism more suited to its environment
species
lifespan
adaptation
mutation
Evolution
Natural Selection
Extinction
Artifical Selection
Natural Selection
Variation
Homeostasis
Extinction
According to natural selection, organisms more suited to their environment are better able to
Sleep
Survive
Perish
Migrate
Mutations can be inherited or be
Chosen by the individual organism
Caused by environmental factors
Refused at any time
The table shows the survival rate of two types of beetles in the same environment over a period of three years.
Based on the table, which statement is correct?
Brown beetles have a shorter life cycle than green beetles have
Green beetles are more fit for their environment than brown beetles
Brown beetles undergo more unfavorable mutations than green beetles
Green beetles do not have the adaptations suited for survival in this environment
Which species' DNA is most similar to the DNA of the toothed whale?
Common ancestry can also be seen in the developing embryos of most vertebrates. This is called:
DNA studies
embryology
extinction
fossil record
Based on the number of differences in amino acid sequence, which pair of organisms is least related to each other?
Fruit fly-wheat
Human - wheat
Fruit fly- pigeon
Human-horse
In this example of natural selection, what environmental factor is acting as a selection force - or environmental pressure - on the giraffe?
Food is found on tree tops
Having a long neck
Being cursed with beauty
Having spots that act as camouflage
Explore all questions with a free account