Fertilization results in: A) a reduction division B) haploid ova C) a diploid zygote D) a monoploid zygote

A heterogeneous mixture has A) only one component B) at least two components which look like one substance C) at least two visible components D) a uniform distribution of a single phase

What does this symbol represent?

Injected weakened particles to help defend against infection. What is this describing?

What is produced during cellular respiration? (3)

Salt water is an example of what type of mixture? Homogenous or heterogenous?

Elements in Group 18 on the periodic table are known as the A) halogens B) alkaline earth metals C) transitional metals D) noble gases

Name a part of the cell that's only found in plant cells (2 possible)

Breaking glass. Physical or chemical change?

Group 1 on the periodic table (excluding hydrogen) is known as the A) alkali metals B) alkaline earth metals C) transitional metals D) noble gases

What type of vegetative propagation is this an example of?

What is the element found in the periodic table in group 4 and period 6? A) hafnium B) selenium C) gadolinium D) chromium

During anaphase: A) the cytoplasm divides B) the chromosomes move to opposite ends of the cell C) vitamin B is synthesized D) strands of DNA unravel