__________ are asymmetrical and do not have tissues or organs. Fill in the blank(s) with the appropriate word(s)
ANSWER: Sponges
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Activators are cis-acting sequences that increase transcription from a promoter
Indicate whether the statement is true or false
Kinetic energy is like sitting at the top of a hill, and potential energy is like coasting down that hill on your bike
Indicate whether the statement is true or false
________ traits involve the expression of certain autosomal genes that are not located on the sex chromosomes but that are powerfully influenced by the presence of sex hormones, so that the expression of these genes differs between males and females
Fill in the blank(s) with correct word
Proper sequence:
1. Homologous chromosomes are brought into perfect alignment by a protein complex forming tetrad. 2. Chromatids separate and go to opposite poles. 3. Homologous chromosomes separate and go to opposite poles. 4. Chromatids of one homologous chromosome exchange fragments with chromatids of the other chromosome. 5. Pairs of homologous chromosomes line up along the cells equatorial plate.