Which statement best. describes the fossil record?

it is a complete record

it is an incomplete record

most fossils are older than 5. billion years

all fossils are younger than 600 years

Genome maps provide the DNA sequences of chromosomes. A student from Sharpstown finds out that they have 60% of their genome that is similar to the genome of a chicken. What is the importance of having genome maps? A.

As glaciers move, they carve out wide valleys. The process that causes this is

Bruce has a genetic disorder. bruce and his wife, kim, have three children, one of which has the genetic disorder. how is this disorder most likely inherited? autosomal dominant.

What kinds of changes to the atmosphere could affect how much energy is absorbed by Earth's surface? Record at least two sentences. Word Bank carbon dioxide methane temperature energy increase decrease absorb surface atmosphere

For a normal person, about how long does a cycle of sleep (from stage 1 to stage 4 and back again) last?

During a trip to Galapagos island which Observation led Charles Darwin to suspect that organisms change over time

Prudence and Charity are twins raised at the center of a rotating kingdom. Charity goes to live at the edge of the kingdom for a time and then returns home. Discuss which twin is older when they rejoin.

Sue has normal hearing but her sister suffers from deafness determined by a rare recessive allele. what is the probability that sue's phenotypically normal daughter is heterozygous for the gene?

Describe two factors that cause variations in climate?

A demonstration is performed during a lecture on muscle physiology in which a student is asked to fully extend his right arm with the palm up. Two large textbooks are placed on his palm, one at a time.