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vicki science review
8 grade 4th 9 week review
| Question | Answer |
|---|---|
| ________ is the physical feature of a trait. | Phenotype |
| What is genotype? | your genetic code for a trait. |
| A Nebulae is made up of _______ and _________. | Gases, Dust. |
| What do we use to measure distances in space? | Light years. |
| Sexually reprouduction has a advantage over asexually because __________________. | it allows for more vartions among the offspring. |
| if the parnets have a homozygous dominant(TT) genotype what will not be passed on? | The Recessive trait. |
| what is not apart of the constellations and why? | PLanets, because they are always moving fast. |
| what are billions of starts called? | Galaxies |
| what shaped is our Galaxy? | Spiral |
| if 2 Parnet produce a offspring with a recessive trait but the parnets express dominant traits what is there genotype? | Heterozygous. |
| if you have 2 homozygous dominant parnets what percent will the offspring be? | 100% Dominant. |
| what bodies in the sky produce light? | Stars. |
| comets are made up of ________ and ________. | Ice and Dust. |
| True or False. Stars are born from gas and dust within a nebulae. | True. |
| From the smallest to largest in size.Order these words Universe, Solar system, Galaxies. | 1. solar system 2. Galaxies 3. Universe. |