Answer:
B
Explanation:
Heterozygous genotypes are those that have one dominant allele and one recessive allele.
Dominant alleles are represented as capital letters, while recessive alleles are represented as lowercase letters. So, a heterozygote should have one capital letter and one lowercase letter.
Looking at the answer choices, only B fits this, so it's the answer.
Hope this helps!
Plants are not consumers because they are the first organism in a food chain. the rest are true
C. are consumers
Answer:
D.When two chromosomes fail to separate during meiosis
Explanation:
I know this because I have three sisters with Down Syndrome
Answer:
B) restores the diploid number of chromosomes.
Explanation:
A pronuclei is the nucleus of a male (sperm) or female (egg cell) reproductive cell during fertilization (fusion of gametes). These pronuclei possess the genetic material that will eventually fuse when their membranes dissolve, <em>their chromosomes then combine and become an embryo with a diploid nucleus that will contain a full set of chromosomes (23+23=46 chromosomes.)</em>
I hope you find this information useful and interesting! Good luck!