What type of relationship exist between two organisms when one organism benefits from the relationship and the other organisms become pray

In a hypothetical population of 1000 frogs there exists a gene, d, with two alleles (d and d). 280 of the frogs are homozygous dominant (dd), and 220 are homozygous recessive (dd). what is the frequency of heterozygotes in the population?

Functions of carbohdrates?

Transcription is when ... select one: a. a new dna molecule is made b. protein is made by the coordinated efforts of dna and rna c. the replication bubble unwinds in the antiparallel direction d. a complimentar

Which is considered the father of plate tectonic theory

What factors would have the smallest impact on a population size

Which of the following pairs are the best examples of homologous structures? A) bat wing and human hand B) owl wing and hornet wing C) porcupine quill and cactus spine D) bat forelimb and bird wing E) Australian mole and North American mole

Which layer of the atmosphere protects earth from meteoroids

A client, age 87, with major depression undergoes a sixth electroconvulsive therapy (ect) treatment. when assessing the client immediately after ect, the nurse expects to find:

What is the concept of DNA?

Which process is part of transcription?