ecology
Which level in a 3 tier energy pyramid has the least energy.
The 3rd level.
What resource is required for active transport?
ATP
Where does the placenta usually form?
Uterus
What is the sugar for DNA called?
Deoxyribose
What most affects the carrying capacity of an ecosystem?
Resources
What type of organism can directly obtain energy from any level of the energy pyramid?
Decomposers
What enzyme splits the DNA strand for DNA replication?
Helicase
What is cleavage?
A series of mitotic divisions whereby the enormous volume of egg cytoplasm is divided into numerous smaller, nucleated cells
If a pink flower is made from white and red flower, what is it called?
Incomplete dominance
What is a set of one maternal and one paternal chromosome that pair up called?
Homologous chromosomes
Order these 5 groups from smallest to biggest:
Ecosystem, Community, Individual, Biosphere, Population
Individual, Population, Community, Ecosystem, Biosphere
What occurs during metaphase during mitosis?
The chromosomes line up at the center of the cell
Name 4 hormones involved in sexual reproduction.
Estrogen, Progesterone, Testosterone, FSH, LH.
when the offspring shows traits of both parents.
Where is the energy in starches and glucose held?
In their bonds
What is the theory of evolution proposed by Charles Darwin?
This is the theory that every group of organisms descended from a common ancestor ,and that all groups of organisms, including animals, plants, and microorganisms, ultimately go back to a 'Single origin of life on earth.
Anything close works
What bonds keep amino acids together?
Peptides
Name 4 types of asexual reproduction
Budding, regernation, sporulation, binary fission, vegetation.
If one parent has RrHH, and the other has RRhh, what is the chance the offspring has RRHh.
50%
What is one possible way an organism living in the abyssal zone (deep parts of the ocean where sunlight isn't present) can obtain energy?
utilizing chemicals from hydrothermal vents
What is a population separated by 2 or more habitats called?
Geographic isolation
What is a pluripotent cell?
A stem cell that can differentiate.
What hormone is tested to detect signs of a pregnancy?
HCG
What 3 bases are pyrimidines
C, T, U.
What RNA regulates diverse cellular processes?
miRNA